Complex sentence: In early 2007 Wrighton had been mentioned as a candidate for Harvard University's Presidency, committee members noted Wrighton's past experience as a chemist were factors in including him on their list.
Split into simpler sentences: In early 2007 Wrighton had been mentioned as a candidate for Harvard University's Presidency. Committee members noted Wrighton's past experience as a chemist as a factor in including him on their list.