Baldwin made 6 of 16 shots with three 3-pointers for the Nittany Lions, while Niederhauser sank 7 of 8 shots and grabbed six boards.
The first team includes five players from Iowa, four from Ohio State and three each from conference champion Oregon and Indiana.
Harasymiak takes over the program as it prepares to join the Mid-American Conference in July. The Minutemen have been an independent for nine seasons.