sentences:  From 1997 until his retirement in 2013, Clemmons was the Alexander Twilight Artist in Residence and director of the Martin Luther King Spiritual Choir at Middlebury College in Middlebury, Vermont.He "played the role of professor, choirmaster, resident vocal soloist, advisor, confidant, and community cheerleader".He is also well known in the Middlebury community for his superb rendition of the Star Spangled Banner, which he sings at the Middlebury College men's basketball games.