Photography, Video Digital Photography 1 on 1: Episode 33: Histograms October 23, 2010 No Comments About This Video In this episode Mark discusses histograms and how you can use them to correct your exposure. Previous Post Next Post You may also like June 27, 2010 Digital Photography 1 on 1: Episode 20: On Location Flash February 11, 2025 ImagingUSA 2025 with Evoto and Mark Wallace May 11, 2010 How’d They Do That? Shots from India.