Dexterity Purdue Pegboard TestUnit : Each Option : Purdue Test First developed by Joseph Tiffin Ph. D., and industrial psychologist at Purdue University in 1948. It can be used for many testing applications such as Physiotherapy, Occupational Therapy, Assessment and Pre employment screening. It measures gross movements of hands, fingers and arms and fingertip dexterity as necessary in assembly tasks. Purdue Test Board The pegboard comes complete with pins, collars and washers as