Keif was born in New York City and grew up on Long Island. His body of work has been dedicated to social change and addressing injustices and inequality in his community. He graduated from Stony Brook University with a degree in English and Journalism and after a brief stint in narrative filmmaking started working in documentary. The subjects of his films vary from artist profiles (Malcolm Morley: A Studio visit, Analog Dreams), to labor (Under the Bus, Working Horses) to the environment (The Breach, Sick School). His documentary Sick School was featured on Amazon for many months and reached millions of viewers. He currently lives in Queens, New York.