Jon Greenhalgh is an Emmy nominated filmmaker who attended Syracuse University, where he met 1990 NCAA champion wrestler and teammate Mark Kerr. Kerr would later become the subject of Jon's first film titled The Smashing Machine, which aired in 2004 as an episode of the critically acclaimed documentary series HBO: America Undercover. In 2016 Greenhalgh directed Team Foxcatcher, which was nominated for an Emmy in the Outstanding Historical Documentary category and is currently streaming as a Netflix Original.