Ham, David A.

David A. Ham has been involved with baseball for more than three decades as a player and a coach. He is the coauthor of "Collective Coaching Wisdom for Youth Baseball," He lives in Ellicott City, Maryland. Janice B. Sibley is an instructional writer and the coauthor of "Collective Coaching Wisdom for Youth Baseball," She lives in Gaithersburg, Maryland. Blair Bostick is an architect and children's book illustrator. He lives in Alexandria, Virginia.