Hayden Hamilton has been named to the...

Hayden Hamilton has been named to the new post of vice president of business development for the Patran software products division of PDA Engineering, Costa Mesa. He was previously vice president of marketing for the division. Succeeding Hamilton in that position is Ed Wagner, who was formerly director of business development for Epson America. He has also held management positions with NEC, Computervision and Gerber Systems Technology.