How many movies have Haskell Wexler and Ian Ruskin collaborated on?

They have worked on 2 movies together! Their first movie together was From Wharf Rats to Lords of the Docks (2007) while their highest rated movie together was To Begin the World Over Again: The Life of Thomas Paine (2016). They have not worked together since To Begin the World Over Again: The Life of Thomas Paine (2016).