How can we explain the picture of Swiss meditation teacher Diego Hangartner – “the Weel of Mental Balance” on his site?

If we look at Diego Hangartner’s site: https://www.diegohangartner.org Does Diego look on this picture as if he is a meditation teacher which is mentally balanced? Has this to do something with a «before» and «after» “marketing stragedy” of something? We have here a picture of Diego Hangartner «after» (but after what?) on wisdom experience org: …