Hall of Fame entry adds to Prischak's legacy Plastics News photo by Don Loepp Joseph Prischak is considered the father of the plastics engineering technology program at Penn State Erie, which has produced more than 1,000 graduates and is the largest undergraduate plastics program in the country. 2021 is turning out to be a year of milestones for Joseph Prischak. First, the company he founded, Plastek Group, a major global injection molder and toolmaker based in Erie, Pa., was named Plastics News Processor of the Year. A few weeks later, he celebrated his 90th birthday. (Joe expects to see many more. His father made it to 101.)