Complex sentence: Since 1975 Boettner had been a Trustee of Widener University in Chester, Pennsylvania, outside Philadelphia, and supported the campus as well as academic programs, including the gift that produced Boettner Hall, an undergraduate apartment residence.
Split into simpler sentences: Since 1975 Boettner had been a Trustee of Widener University in Chester, Pennsylvania, outside Philadelphia. In addition to academic programs he supported development of the campus including a gift that produced Boettner Hall, an undergraduate apartment residence.