Clodualdo del Mundo, Jr. received his A.B. degree in Humanities, cum laude, from Ateneo de Manila University (class 1968). He received a Fulbright scholarship (1972-1974) and finished, his M.S. in Radio-Television-Fi1m at the University of Kansas in Lawrence, Kansas, USA. He received his Ph.D. in Communication Studies (Film) at the University of Iowa, Iowa City, in 1994. His areas of specialization include Screenwriting theory and practice, Philippine Cinema history and criticism. Documentary Film and Video, and Film and Video Production.

In 1975, Del Mundo started the Communication Arts program at De La Salle University (Manila) under the Languages and Literature Department. In 1982, the program became a full-fledged department and Del Mundo was appointed chair until 1985. At present, Del Mundo is full professor in the Department of Communication at De La Salle. He holds the Gocolay Professorial Chair in Communication and has been granted a research professorship.

Del Mundo is also a distinguished filmmaker, being a major screenwriter in the country. His works include Maynila... Sa mga Kuko ng Liwanag, Kisapmata, Batch '81, 'Merika, Mulanay, and Bayaning 3rd World. His books include Writing for Film, Philippine Mass Media: A Book of Readings (ed.), Maynila..., 'Merika, Alyas Raha Matanda: Tatlong Dulang Pampelikula, and Native Resistance: Philippine Cinema and Colonialism 1898-1941. He has received various awards for his screenplays notably from the Film Academy of the Philippines and the Manunuri ng Pelikulang Pilipmo. His book Native Resistance was awarded by the Manila Critics Circle as the best book on film in 1999.