• Lisa Hepner
    Lisa HepnerDirector / Producer

    Lisa and her partner Guy Mossman currently run Vox Pop Films, an award-winning production company based in Los Angeles ( For the past 18 years, this Canadian-born journalist has produced a variety of films and programs for Sony Pictures Classics, HBO, A&E, PBS, Lifetime, Discovery, MTV, TLC and the CBC. Lisa has produced for acclaimed directors Jonathan Demme, Michael Apted, Julie Taymor, Lisa F. Jackson, and Bobbie Birleffi, among others. While based in NYC, Lisa could often be found at the PBS station Channel Thirteen producing a variety of programs, including the Emmy Award winning series, AIR: America’s Investigative Reports. In 2003, she directed Peace by Peace: Women on the Frontlines that marked her documentary directorial debut. Shot in Afghanistan, Argentina, Burundi, Bosnia-Herzegovina, and the US, this documentary profiles the unheralded work of women peace builders. The film had its premiere at the UN in 2003 and aired on PBS in 2004. Lisa has lived with Type 1 diabetes for 22 years.

    • Guy Mossman
      Guy MossmanDirector / Director of Photography

      Guy Mossman has dedicated himself to lensing both documentary and commercial productions. He is currently DP’ing Mark Landsman’s latest documentary series for NuvoTV, Los Jets, based on Paul Cuadros’ book, A Home on the Field. Last summer, he was the Series DP on Lauren Lazin’s first season of Bravo ́s Extreme Guide to Parenting for Bravo TVHighlights of Guy’s recent cinematography include: Buck (Showtime, 2011, Sundance Audience Award, dir. Cindy Meehl), Joan Rivers: A Piece of Work (2010, dir. Ricki Stern and Annie Sundberg), Episode IV: A Fan’s Hope (2011, dir. Morgan Spurlock)Critical Path (2013, dir. David Grabias), To Light a Candle (2013, dir.Maziar Bahari), The 2016 Project (2013, dir. Mark Obenhaus), Cost/SqFt (2013, Giorgio Angelini), Money and Medicine (2012, PBS, Roger Weisberg), Mariachi High (PBS, 2012, dir. Ilana Trachtman) and Sex Crimes Unit (HBO, 2011, dir. Lisa F. Jackson). Having grown up overseas, Mossman loves traveling, foreign languages, and shooting in challenging conditions. He has worked in India, Nepal, Paraguay, Chile, Mexico, Colombia, Brazil, and Germany, and his cinematography has appeared on National Geographic, IFC, HBO, SHOWTIME, PBS, Sundance Channel, Discovery Channel, TLC, MTV, and the Versus Network. Now based in Los Angeles, Mossman runs Vox Pop Films (, a commercial production company with his wife, Lisa Hepner. They are currently producing and directing their first feature-length documentary together, The Human Trial.

      • Bryan Stamp
        Bryan StampProducer

        From 2009 to 2012, Bryan was a Programmer for Outfest, the longest-running film festival in Los Angeles, a film screener for the Sundance Film Festival and a consultant for the Sundance Institute’s Documentary Film Program. Prior to this, Bryan worked in development and production – most recently at Participant Media. From 2006 to 2009, Bryan worked closely with filmmakers and Participant’s internal marketing and social action departments on the company’s slate of award-winning feature documentary projects, including An Inconvenient Truth (dir. Davis Guggenheim), Jimmy Carter Man From Plains (dir. Jonathan Demme), Standard Operating Procedure (dir. Errol Morris) and Food, Inc. (dir. Robby Kenner).

        • Kristin Lesko
          Kristin LeskoProducer

          Kristin began her film career working with veteran filmmaker Stanley Nelson on a variety of PBS films, including The Murder of Emmett Till, A Place of Our Own, Sweet Honey in the Rock: Raise Your Voice, and Jonestown: The Life and Death of Peoples Temple. Jonestown was short-listed for a 2006 Documentary Feature Academy Award. In 2008, Kristin co-produced the Oscar Nominated and Emmy-winning documentary, Operation Homecoming: Writing the War Time Experience. Recently, Kristin was an Archive Producer on the Sundance films We Live in Public (2009) and Project Rebirth (2011).

          • Jonathan Formica
            Jonathan FormicaProducer

            From San Francisco to Sub-Saharan Africa, Jonathan creates and works on documentary films that tell authentic stories reflective of the diversity, challenges, and innate beauty all around us. His work has screened theatrically at festivals internationally as well as broadcast on television in the US. Highlights include screenings at the Atlanta Film Festival, Biografilm Festival (Italy), and on PBS. Jonathan’s love of documentary and film began at age twelve and he’s studied the art form continually from middle school through college. He began working on The Human Trial while he was a film student at Chapman University and joined the team full time upon his graduation.

            • Kate Amend
              Kate AmendEditor

              In 2005, Kate received the International Documentary Association’s award for Outstanding Achievement in Editing for her work that includes two Academy Award winning documentary features: Into the Arms of Strangers: Stories of the Kindertransport and The Long Way Home. Kate also edited the 2001 Oscar-nominated documentary short On Tiptoe: Gentle Steps to Freedom. Other credits include Jonathan Demme’s Jimmy Carter: Man From Plains (2007), Beah: A Black Woman Speaks (2005), Thin(2005) and The World According to Sesame Street (2005) which premiered at Sundance 2006; Peace by Peace: Women on the Frontlines (PBS, 2004); and Pandemic: Facing Aids (HBO, 2003). Amend is on the faculty of the Cinema Department at USC and is a member of the Academy of Motion Picture Arts and Sciences, American Cinema Editors, and is an advisor at the Sundance Institute Editing Lab. Kate most recently edited the re-election video for President Obama.

              • GEORGI GOLDMAN

                Since receiving a master’s degree in Journalism from Columbia University, Georgi has produced non-fiction content for a variety of networks including MTV, A&E, The History Channel, Bravo, TLC, and The Travel Channel.  She recently worked with director Cecilia Peck on the award-winning documentary Brave Miss World.For three years she was part of the ground-breaking Current TV network, first heading up their Viewer Created Content department, and ultimately becoming the Director of Programming and Acquisitions.  Georgi founded and runs the Los Angeles-based monthly independent film screening series, Cinema Speakeasy.  In her spare time, she likes to fool people into thinking that her insulin pump is a beeper.

                • Angel Castillo
                  Angel CastilloCO PRODUCER

                  With her origins as an event producer for MTV/VH1 (Rock The Vote), this Chicago native truly understands experiential marketing. From brand strategy to program activation, she connects brands and consumers using a fusion of social media and grassroots outreach programs. She has worked for Allied Integrated Marketing on feature films such as Ironman, Tropic Thunder, WALL-E, Horton Hears A Who, Street Kings, Forgetting Sarah Marshall, Baby Mama, Indiana Jones and the Kingdom of the Crystal Skull, The Love Guru, and Mamma Mia!, among others.

                  • Greer Wylder
                    Greer WylderExecutive Producer

                    For 14 years, Greer Wylder has written about fashion, dining and trends in Orange County, first as a popular columnist for the Daily Pilot and now as founder of the online lifestyle publication, Greer’s OC. Greer’s OC is a website and free daily e-mail newsletter about the best in fashion, dining, and trends. Greer is the mother of four boys, ranging in age from 24 to 13. When not working on her business and helping support JDRF (her 21-year-old son was diagnosed with Type 1 diabetes seven years ago), Greer has run 20 marathons. She lives in Costa Mesa, CA.