Who is Dean Wojenski from Last Shot: A Final Four Mystery and what is their importance?

Dean Wojenski is a retired dean from MSU. He now lives in Mississippi. Susan Carol arranges to meet with Wojenski to see if he has a copy of Chip's transcripts. At the meeting, Dean Wojenski tells the trio that Steve Jurgenson must be behind the blackmailing plot as revenge for Chip's father taking over a head coaching job when Steve and Coach Graber were both working at Davidson years before.