Colgate (8-12, 2-7 Patriot League) took the lead midway through the first half on a Clayton Graham layup that made it 16-14 with 12:39 left and never trailed again.
Both teams shot comparably from the field, but Colgate held a nearly 4-to-1 advantage in points from the penalty stripe- hitting 23 of 27 compared to Lafayette's 6 of 10.
Mike Brey is looking at former Notre Dame players to fill two assistant jobs that have opened up with the departures of Martin Ingelsby and Anthony Solomon.
Purdue's 2016-17 prospects got a jolt Wednesday when forward Caleb Swanigan announced he will return for his sophomore season.
Clemson's Jaron Blossomgame says he is withdrawing from the NBA draft and returning to school for a final season.