Monthly training sessions
The tranSMART Foundation sponsors monthly online training sessions, provided by Foundation members Thomson Reuters and Rancho BioSciences. For details of upcoming training sessions, and to register, see this page on the Foundation website.
Recordings of past training sessions, with accompanying slide packs, can be found here.
A good place to start for beginners is the Introduction to tranSMART presented by John Obenauer of Rancho Biosciences (slides here).