Education
He graduated from New York University"s Tisch School of the Arts in 1995.
He graduated from New York University"s Tisch School of the Arts in 1995.
Two years later he sold a script, Trim, to Fox 2000 at age 23. Following that, he wrote an unproduced drama for Warner Brothers and a one-hour drama pilot for United States of America Network. In 2004, Guggenheim wrote the feature film Miracle.
Guggenheim is currently a writer and producer of the Columbia Broadcasting System series Hawaii Five-0.
Before that he spent four seasons as a writer on the National Broadcasting Company series Parenthood.