Daniel there are some great videos in the toolbox on the video page in the learning section. Here is a link to one by John A Hoda and some others
Body Language videos
Website: https://www.youtube.com/watch?v=gT-SfzilRVQ
You can also visit the PI-Institute of education and purchase this training. Click on Activate discount in the Partners and sponsors page on our site and you will save 20%
