Actress Reese Witherspoon started her own production company in order to bring complex female characters to the screen by optioning books for TV and film. Wild and Gone Girl are two of her most successful projects. Read the very interesting Wall Street Journal article describing her process in the link below.
http://www.wsj.com/articles/reese-witherspoons-new-role-power-broker-1460054342
Barbara Loewengart