Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Jeffrey Joseph Musselman (born June 21, 1963 in Doylestown, Pennsylvania), is a former Major League Baseball pitcher. He played for the Toronto Blue Jays and the New York Mets from 1986 1990. Musselman is a Harvard graduate. 1987 Topps All Star Rookie. On July 31, 1989, he was traded by the Toronto Blue Jays with minor leaguer Mike Brady to the New York Mets for Mookie Wilson. usselman retired from pitching, but not from baseball. He is currently a vice-president in the offices of sports agent Scott Boras.