You may have already seen these LIV thoughts here and here. But what a difference does putting a face to a voice make! The success of the Obamacare graphic (the first one below) made me want to do more with this
The maps (Q5, median, Q95) were exported in raster and the uncertainty map (PIW90) was calculated in R by subtracting Q5 from Q95 with the raster package (version 3.6–23, Hijmans, 2010). Final maps of predicted median clay content and PIW90 were created for all trials using ArcGIS ...