Acknowledgments The following persons, many who prepared papers or presentations for the committee, are acknowledged and thanked for sharing their expertise on pathological gambling, and for giving of their time to participate in and support the public workshops hosted by the National Research Council: Curtis L. Barrett, University of Louisville Alex Blaszczynski, The Liverpool Hospital, Australia Carl Braunlich, Purdue University David Comings, City of Hope Medical Center, California Sue Cox, Texas Council on Problem and Compulsive Gambling, Texas Renee Cunningham-Williams, Washington University School of Medicine Carlo C. DiClemente, University of Maryland, Baltimore County Jeff Derevensky, McGill University, Canada Willliam Eadington, University of Nevada Richard Evans, University of Houston Don Feeney, Minnesota State Lottery, Minnesota Joanna Franklin, National Council on Problem Gambling, Maryland Peter Goyer, Cleveland Medical Center, Ohio Mark Griffiths, The Nottingham Trent University, Australia Rina Gupta, McGill University, Canada Erik Hollander, Mt. Sinai School of Medicine Durand F. Jacobs, American Board of Professional Psychology, California Norm Kruedelbach, Veterans Administration Medical Center, Ohio Robert Ladouceur, Universite Laval, Canada Henry Lesieur, Institute for Problem Gambling, Rhode Island Scott Lukas, McClean Hospital, Massachusetts Richard McCleary, University of California at Irvine Janet Mann, American Academy of Health Care Providers in the Addictive Disorders, Massachusetts Lia Nower, Washington University Judy Patterson, American Gaming Association Marcus D. Patterson, American Academy of Health Care Providers in the Addictive Disorders, Massachusetts I. Nelson Rose, Whittier Law School Lori Rugle, Trimeridian Inc., Indiana William Semple, Cleveland Medical Center, Ohio Rodger Svendson, Minnesota Institute of Public Health, Minnesota Tony Toneatto, Addiction Research Foundation, Canada Rachel Volberg, Gemini Research William Rhodes, Abt Associates Inc., Massachusetts Randy Stinchfield, University of Minnesota Medical School Bradley Stoner, Washington University Jack Thar, Indiana Gaming Commission, Indiana Lynn Wallisch, Texas Commission on Alcohol and Drug Abuse, Texas Robert Wildman, Dickson, O’Bryan, Dugan and Associates, Nevada Harold Wynne, Wynne Resources, Canada Kurt Zorn, Indiana University v