The Expert Institute helped us find a qualified expert in a highly specific field when all of our other efforts had failed. Comparisons with alcohol and other drug additions. The expert witness must not only diagnose the defendant, but often finds it necessary to educate the attorneys, probation officer and judge involved in a criminal action.aristocrat pokies online wheres the gold WILLIAM HILL SELBY Thus the role of the expert witness in compulsive gambling cases becomes multidimensional. The expert witness must not only diagnose the defendant, but. Find an expert witness in Gaming & Gambling from SEAK, Inc., the #1 Rated Expert Witness Directory. Our network contains thousands of the world's foremost gaming & gambling expert witnesses. Find an expert witness or gain insights by.