If you read this blog then you know that we’re huge fans of video to help convey your message – enter out Geo video pick of the day! An informative and useful video put together by ESRI’s Joseph Kerski (via ESRItv) describing the ESRI Mashup Challenge… Joe (Twitter @josephkerski) is an amazing Geo Tech evangelist and advocate of GIS K-12education – way to go Joe! Some details… Build an innovative mashup using ArcGIS Online and Web APIs for the chance to win one of four cash prizes. Learn more at http://www.esri.com/mashup