He also wrote the book Pay as You Go: The Rise, Fall and Redemption of Stephen P. Corsoand penned an original script entitled Welcome Home for Starline Films in 2013 on top of writing and directing a series of his own short films/documentaries (Interview with the Minotaur, The Traveling Band). His 2009 documentary American Colonies: Collapse of the Bee analyzed the mysterious phenomenon of Colony Collapse Disorder in honeybees and the various environmental/economic repercussions. The film won Best Documentary at the 2009 Central Florida Film Festival and a John Muir Gold Award at the 2009 Yosemite Film Festival.
In 2013, Kushner became Head Writer/Editor for nutralegacy.com and bionomicfuel.com.
He currently lives in Tampa.