Complex sentence: He is executive director of Vegan Outreach, which he co-founded in 1993 with Jack Norris, and is the co-author, with Bruce Friedrich, of "The Animal Activist's Handbook" (2009).
Split into simpler sentences: He is executive director of Vegan Outreach, which he co-founded in 1993 with Jack Norris. Ball is the co-author, with Bruce Friedrich, of "The Animal Activist's Handbook" (2009).