 At the California Institute of the Arts and Wesleyan University he taught many non-Indians Carnatic music, including Robert E. Brown, John Bergamo, Jon B. Higgins, Douglas Knight, David Nelson, Royal Hartigan, David Moss, Glenn "Rusty" Gillette, and Craig Woodson.He began teaching at Wesleyan in 1963, becoming that university's first Artist in Residence in Music.Ranganathan's brother was the Carnatic flute player and vocalist T. Viswanathan (1927-2002).