Peter White Television EditorLegendary showrunner Jane Mun has been tapped to showrun César Millán’s latest series as Nat Geo steps up its behind-the-screens diversity strategy.Mun, who recently oversaw and exec produced the HBO competition series, has previously worked with the Dog Whisperer on Cesar Millan: Viva Las Vegas.Elsewhere, she co-exec produced the 63rd Primetime Emmys, launched Total Knock Out with Mark Burnett and last year worked on ABC’s Brad Paiseley Thinks He’s So Special,