Kathy Antonello, FCAS, FSA, MAAA
Former Chief Actuary
Kathy Antonello led the NCCI Actuarial & Economic Services Division, which delivers rate and loss cost filings, analyses of legislation and insurance industry results, residual market reserving, actuarial products, and research.
Prior to this position, Antonello was vice president and chief actuary at Lumbermen’s Underwriting Alliance. She led the actuarial department and oversaw workers compensation claims, government affairs, policy issuance, audit, and Financial Call and Unit Statistical data reporting.
Articles by Kathy Antonello
Laura Backus Hall
Executive Director State Relations
Laura Backus Hall, Executive Director State Relations, is responsible for managing NCCI’s state relations executives. The State Relations team is responsible for regulatory and legislative affairs, including rate/loss cost filings, legislative pricings, rule and form filings, appeals mechanisms, and residual market issues.
Prior to joining NCCI in 2004, Ms. Hall was the workers compensation director for the state of Vermont. Previously, she served as an insurance regulator for Vermont and as a workers compensation underwriter for a large carrier in the Northeast.
Ms. Hall earned her BS from the University of Connecticut and MPA from Villanova University. She is also designated as a Chartered Property Casualty Underwriter (CPCU).
Articles by Laura Backus Hall
Nadege Bernard-Ahrendts, FCAS
Practice Leader and Senior Actuary
Nadege Bernard-Ahrendts is a graduate of Florida State University. She holds two bachelor of science degrees, one in actuarial science and a second in nursing. She attained her Fellowship from the Casualty Actuarial Society in 2009.
Bernard-Ahrendts joined NCCI in May 2000. As a practice leader and senior acutary, she is currrently responsible for the Reserving, Class Ratemaking, and Practice Management areas. Her prior responsibilites at NCCI include providing base workers compensation loss costs/rates for several states and leading the Class Ratemaking and Financial Data Validation teams.
Prior to joining NCCI, she worked as a registered nurse, providing wound care to patients with many health limitations including diabetes and circulation issues.
Articles by Nadege Bernard-Ahrendts
Delano Brown joined NCCI in 2003 and has worked in multiple focus areas including ratemaking, legislative analysis, actuarial research, medical regulation and informatics, and data validation.
Brown is a graduate of Florida International University with a major in statistics and a minor in actuarial science.
Retired Division Executive—Regulatory Assurance
Ken Brown formerly led the department that provides a variety of business rating, classification, and underwriting services for the workers compensation market. He was responsible for the ongoing maintenance and evolution of NCCI’s
Basic Manual, the Classification System, the
Experience Rating Plan Manual, and appeals functions, as well as rule maintenance and filing.
One of the founding executives of the Texas Workers Compensation Insurance Fund, Brown served as a director and vice president, overseeing operations from start-up to maturity.
He graduated from California State University, Fullerton and the United States Air Force Officer Training School.
Assistant Actuarial Analyst
Amelia Carroll joined NCCI in 2019 and has worked in the legislative analysis focus area.
She earned her BS degree in actuarial science, with a minor in statistics, from Florida State University.
Articles by Amelia Carroll
Director, Medical Regulation and Informatics
Raji Chadarevian currently leads a team of actuaries responsible for pricing proposed and enacted legislative changes to laws and regulations governing medical benefits in workers compensation in all NCCI states. With over 20 years in the workers compensation field, Chadarevian is NCCI’s primary actuarial expert on matters relating to medical data and workers compensation health informatics.
Prior to joining NCCI, he was vice president of operations for an automobile insurer MGA. He started his career in the actuarial field at River Oaks Group, parent to two insurance companies.
Chadarevian received his BS in mathematics from the University of Southern California in Los Angeles.
Articles by Raji Chadarevian
Michael Choo, MD, MBA, FACEP, FAAEM
Dr. Michael Choo has been the chief medical officer and senior vice president for Paradigm since January 2013.
Paradigm has been an industry leader in solving catastrophic and complex healthcare challenges and for improving lives for almost 30 years. Our clinical experts are outcomes-focused, helping our injured workers recover and thrive. Through our three divisions—Catastrophic Care Management, Complex Care Solutions, and Specialty Networks—Paradigm offers an expanded set of innovative solutions that allow us to deliver better health outcomes and a better value for our clients.
Dan Clayman, FCAS, MAAA
Manager and Associate Actuary
Dan Clayman joined NCCI in 2011 and has worked in a variety of areas including legislative analysis, reserving, and ratemaking. He is currently a pricing team lead in the medical regulations and informatics focus area and residual market pool reserve manager.
He earned his BS degree in finance with minors in statistics and actuarial science from the University of Florida. He is a Fellow of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Patrick Coate, PhD
Patrick Coate joined NCCI in 2017 in the economic research focus area. He previously worked as a research fellow at the American Institute for Economic Research and as a postdoctoral fellow at the University of Michigan Population Studies Center.
He earned a PhD in economics from Duke University and a BS in mathematics from the University of Dayton.
Articles by Patrick Coate
David Colon, ACAS
In over 20 years at NCCI, David Colon has worked in a variety of areas including ratemaking, legislative analysis, data quality, and research.
Currently, he leads several research projects in the legislative practice area within the Actuarial & Economic Services Division at NCCI.
Colon earned his bachelor’s degree in mathematics, with a minor in statistics, from Florida International University. He is an Associate of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Sean Cooper, FCAS, MAAA
Practice Leader and Senior Actuary, NCCI
Sean Cooper is a practice leader and senior actuary in the AES Division at NCCI. Cooper has more than 25 years of experience as a property/casualty actuary and is currently in charge of the Legislative Analysis area at NCCI.
His prior responsibilities at NCCI included oversight of the reserves for the assigned risk pools, administration of NCCI’s Actuarial Committee, actuarial support for Customer Operations and Products, and ratemaking responsibility for several states.
Senior Research Consultant
Dan Corro joined NCCI in 1979 and has worked in various departments, starting in Government Consumer and Industry Affairs, followed by a stint in Insurance Technical and Actuarial Solutions, and is currently a consultant in the Actuarial & Economic Services Division.
Corro received his undergraduate degree with majors in mathematics and philosophy from Bowdoin College and his PhD in mathematics from Yale University. In addition to many NCCI publications, Dan was co-author of “Workers’ Compensation Medical Expenditures: Price vs. Quantity” with Dave Durbin and Mike Helvacian published in
The Journal of Risk and Insurance in 1996 and “NCCI’s 2014 Excess Loss Factors” with Yen-Chieh Tseng, to appear in
More Articles by Dan Corro
Tom Daley, ACAS, MAAA
Executive Director and Actuary
Tom Daley, ACAS, MAAA, is an executive director and senior actuary at NCCI. Prior to assuming the lead role for the Actuarial Research department, Tom led the Individual Risk Rating Research activities in the Research & Development practice area. He also has state actuary responsibilities in the state of New Hampshire.
He has authored several papers published by the Casualty Actuarial Society in
Variance and the CAS
Prior to joining NCCI in 1991, Tom worked for six years at Travelers Insurance Co. in Hartford, CT.
Tom received his BS degree in mathematics and actuarial science from the Pennsylvania State University.
Jim Davis, ACAS, MAAA
Executive Director and Actuary
Jim Davis joined NCCI in 1988 and has led several research initiatives on topics ranging from Social Security disability insurance to class ratemaking and, most recently, motor vehicle accidents in workers compensation.
Currently, Davis serves as NCCI’s state actuary in four states and oversees NCCI’s industry results area.
He earned his BS and MS degrees in mathematics at the University of Connecticut. He is an Associate of the Casualty Actuarial Society and a member of the American Academy of Actuaries.
John Deacon, FCAS, MAAA
Executive Director and Actuary
John Deacon joined NCCI in 2002 and has worked in a variety of areas including ratemaking, legislative analysis, and research of actuarial methods. He leads a team that performs industry reserve analysis for NCCI’s
Annual Issues Symposium (AIS). Deacon also provided expert testimony in support of NCCI rate filings in several states.
He earned his BA degree in actuarial mathematics from the University of Michigan. He is a Fellow of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
David Deitz, MD, PhD
David Deitz & Associates, LLC
Dr. David Deitz is the principal of David Deitz & Associates, a consulting firm focused on helping clients design and implement strategies to obtain high-value health outcomes for patients and employers. Dr. Deitz has 25 years of experience in managed medical care, healthcare outcomes evaluation and reporting, and utilization management systems in both workers compensation and group health.
Dr. Deitz completed post-graduate training at the University of Miami and Harvard Medical School, and is board certified in internal medicine.
Bill Donnell, CPCU
President and Chief Executive Officer
Bill Donnell is president and chief executive officer (CEO) of NCCI, the nation’s most experienced provider of workers compensation information, tools, and services. Under his leadership, NCCI serves nearly 40 state governments and more than 900 insurance carriers.
At NCCI, Mr. Donnell leads and oversees the delivery of the company’s core services, including gathering data, analyzing industry trends, and preparing objective insurance rate and loss cost recommendations for the workers compensation industry. These activities—together with NCCI’s research, analytical services and tools, and overall commitment to excellence—help to foster a healthy workers compensation system.
Kirt Dooley, FCAS, MAAA
Practice Leader & Senior Actuary
Kirt Dooley joined NCCI in 2004 and has worked in a variety of areas including ratemaking, legislative analysis, and research of actuarial methods. He has also prepared and provided expert testimony in support of NCCI rate filings in several states.
Currently, Dooley oversees the Analytics and Data Quality practice area within the Actuarial & Economic Services Division.
He earned his BS degrees in mathematics and economics from the University of Florida. He is a Fellow of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Alana Ergui, ACAS
Senior Actuarial Analyst
Alana Ergui joined NCCI in 2016 and has worked in multiple focus areas, including ratemaking, medical regulation and informatics, and data validation. She earned her bachelor’s degree in mathematics, with a minor in psychology, from the University of Miami.
Brett Foster, FCAS, MAAA
Manager & Associate Actuary
Brett Foster currently oversees the Aggregate Ratemaking focus area within the Actuarial & Economic Services Division. He is also responsible for state loss cost filings in a few states. Since joining NCCI in 2012, Foster has worked in various areas including ratemaking, legislative analysis, and individual risk rating research.
He graduated from Missouri State University with a BS degree in mathematics and economics. He is a Fellow of the Casualty Actuary Society and a Member of the American Academy of Actuaries.
After three years with Assurant, Inc., Nicole Garcia joined NCCI in 2018 and currently works in the data quality and medical regulation and informatics areas.
She earned her BS degree in actuarial science with a minor in business from Florida State University.
Articles by Nicole Garcia
Donna Glenn, FCAS, MAAA
Ms. Glenn leads the Actuarial & Economic Services Division. Her team helps maintain a healthy workers compensation system through the design and delivery of all actuarial and economic work at NCCI. The team produces rate/loss cost filings and conducts legislative analyses, compiles and analyzes insurance industry results, establishes residual market reserves, and creates actuarial tools, analytics, and research.
Prior to this, Ms. Glenn led casualty product and underwriting for the National Insurance business segment at Liberty Mutual, where she oversaw workers compensation strategy for both guaranteed cost and loss sensitive business. She has also held positions at The Hartford, Travelers, and Deloitte, with focus areas ranging across product management, pricing strategy including predictive analytics, business intelligence and data management.
Ms. Glenn graduated from Quinnipiac College with a bachelor of science in computer science and mathematics. She is a Fellow of the Casualty Actuarial Society and a Member of the American Academy of Actuaries. She previously represented Liberty Mutual on several industry boards including the New York Compensation Insurance Rating Bureau (NYCIRB), the Pennsylvania Compensation Rating Bureau (PCRB), the Minnesota Workers' Compensation Insurers Association (MWCIA), and the Workers Compensation Research Institute (WCRI).
Paul Hendrick, FCAS
After four years with Sigma Consulting Group, Paul Hendrick joined NCCI in 2017 and currently works in the legislative analysis and medical regulation and informatics focus areas.
Hendrick earned his BA in mathematics and classical studies from Vanderbilt University, and his MA in mathematics from the University of South Carolina. He is a Fellow of the Casualty Actuarial Society.
Articles by Paul Hendrick
Division Executive—Regulatory & Legislative Analysis
Laura is responsible for managing the Regulatory & Legislative Analysis Department, which monitors all workers compensation-related legislation and regulations around the country. She also researches and writes about trending and emerging workers compensation issues nationwide.
Prior to joining NCCI in 2011, Ms. Kersey worked for the American Insurance Association (AIA), first as counsel in AIA’s law department and then as assistant vice president for government relations in its Northeast regional office.
She earned her BA in psychology from the University of Tennessee and her JD from George Washington University Law School.
Barry Lipton, FCAS, MAAA
Practice Leader and Senior Actuary
Barry Lipton leads NCCI’s research and presents regularly before insurance industry groups on critical issues such as medical cost drivers, developments in NCCI’s actuarial methodology, and current workers compensation trends.
Before joining NCCI, Lipton worked for the Fireman’s Fund Insurance Company as vice president and as an actuary in the claims division. He has extensive experience as a commercial lines pricing actuary, including workers compensation, liability, and property insurance.
Bryanna Lum joined NCCI in 2017 and currently works in the Unit data quality and Medical Regulation and Informatics areas. She earned a BS degree in mathematics and a Certificate in Actuarial Science from Florida Atlantic University.
Chief Customer Operations Officer
Mark Mileusnic joined NCCI in 2006 to lead its Customer Operations Division as the primary point of contact for NCCI’s customers. He and his team are responsible for delivering tools, information, and services to carriers, state funds, self-insurers, and agents.
Prior to joining NCCI, Mileusnic spent 20 years with the Chubb Group of Insurance Companies in a variety of management positions around the world, including postings to Europe, the Asia Pacific region, and India, where he established and ran company operations.
He graduated from Purdue University with a BS degree in business management and marketing. He has also attended the University of Michigan’s Global Program for Management Development, Harvard Business School’s Leadership Best Practices, and the University of Chicago’s Strategic Business Leadership program. Mileusnic holds designations as an Associate in Insurance Services (AIS) and as a Registered Professional Liability Underwriter (RPLU).
Articles by Mark Mileusnic
Robert Moss, ACAS, MAAA
Robert Moss is responsible for state rate filings in four states and the District of Columbia. He also has responsibilities within the areas responsible for legislative research and pricing of legislative proposals.
Prior to joining NCCI in 2002, Moss worked for several reinsurance organizations, including Odyssey Reinsurance and Munich-American Reinsurance. Moss is a graduate of St. John’s University School of Risk Management (formerly The College of Insurance).
Anae Myers, ACAS, MAAA
Anae Myers joined NCCI in 2012 after graduating with a BA in mathematics from Florida Atlantic University (FAU). After she became an Associate of the Casualty Actuary Society, her interest in mathematics led her back to FAU to pursue a PhD in harmonic analysis and interpolation theory. She returned to NCCI in 2020 and enjoys the challenge of applying her mathematical training to research opportunities there.
Myers is currently finishing her dissertation. She remains involved in the mathematics community and mentoring initiatives for women and girls in mathematics.
Fawn Racicot, ACAS, MAAA
Fawn Racicot began working at NCCI in 2011. She is currently a team lead for the legislative team and a project lead on the ratemaking team. Racicot previously worked as an actuarial consultant for Vision Financial Corporation in New Hampshire.
She holds a bachelor of science degree in mathematics from Columbus State University. In addition, she is an associate of the Casualty Actuarial Society and a member of the American Academy of Actuaries.
John Robertson, FCAS
Executive Director and Senior Actuary
John Robertson is an executive director and senior actuary at NCCI, where he leads research projects. Prior to joining NCCI in 2003, he worked for a reinsurance company, two insurance carriers, and as a consultant.
Robertson earned his AB degree at Harvard College and his MA degree at the University of California, both in mathematics. He is a Fellow of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Articles by John Robertson
Matt Schutz joined the company in 1998 and has worked in multiple focus areas including ratemaking, legislative analysis, and actuarial research.
He graduated from Florida Atlantic University with a bachelor of science degree in mathematics.
Thomas J. Sheppard
Retired Actuarial Consultant
Thomas J. Sheppard formerly served as an actuarial consultant at NCCI. He joined the company in 1987, and has led projects in multiple focus areas including ratemaking, legislative analysis, actuarial research, and actuarial systems. He is a University of Florida graduate with a master’s degree in mathematics.
Articles by Thomas J. Sheppard
Senior Actuarial Analyst
Chun Shyong joined the company in 1980 and has worked in multiple focus areas including reserving, economics, actuarial research. She is a graduate of Queens College, CUNY with a major in mathematics and a minor in economics.
Bruce Spidell, FCAS, MAAA, AIAF, ARC, CCP
Bruce Spidell is responsible for preparing loss cost filings and pricing legislation in several states.
Following stints at Chubb & Son, Inc. and Crum & Forster Insurance, Spidell began working at NCCI in 1987 as the Southern region actuary, responsible for securing regulatory approval for rate filings in 11 states. He left the insurance world in 2000 to teach high school mathematics and returned to NCCI in 2011.
Spidell is a graduate of Montclair State University.
Articles by Bruce Spidell
Kathy Thompson, ACAS, MAAA
Senior Actuarial Analyst
Kathy Thompson joined NCCI in 2018 and currently works in the Class Ratemaking, Aggregate Ratemaking, and Class Assurance areas. Prior to joining NCCI, she worked in personal and commercial lines pricing roles, commercial reserving and, most recently, in innovation product pricing for auto- and home-sharing.
Thompson earned her BS degrees in actuarial science and risk management and insurance with a minor in Spanish from the University of Wisconsin—Madison. She is an Associate of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
ARTICLES BY KATHY THOMPSON
Ryan Voll joined NCCI in 2014 and has worked in a variety of areas including legislative analysis, reserving, class ratemaking, Unit data quality, and on the actuarial programming team. He earned his bachelor of science degree in finance, with a minor in actuarial science, from the University of Florida and is an Associate of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Mitch Wiemer, ACAS, MAAA
Mitch Wiemer joined NCCI in 2018 and has worked in both the reserving and legislative analysis focus areas.
Wiemer earned his BBA in both actuarial science and risk management and insurance, with a minor in computer sciences, from the University of Wisconsin—Madison. He is an Associate of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Carolyn Wise joined NCCI in 2015 and has worked in a variety of areas including legislative analysis, reserving, and products & results. She is currently a pricing team lead in the medical regulations and informatics focus area and a member of the data & analytics team.
Prior to beginning her career at NCCI, she worked in personal lines pricing.
She attained both her undergraduate and master’s degrees from the University of Arizona. She is an Associate of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.
Victor Wong joined NCCI in 2010 and has worked in multiple focus areas including ratemaking, legislative analysis, actuarial research, medical regulation and informatics, and data validation.
Wong earned his BA in mathematics and BS in electrical engineering from the University of California, San Diego, and his MA in mathematics from the University of Colorado. He is an Associate of the Casualty Actuarial Society and a Member of the American Academy of Actuaries.