If you were unable to visit NVIDIA's booth at SC'11, no worries.
There were four excellent short presentations providing an excellent introduction to GPU Computing Basics. Presented by members of the NVIDIA Developer Technology group - all with years of GPU Computing experience.
Video1: A brief introduction to GPU Computing with CUDA C
Video2: A brief introduction to GPU Computing with CUDA Fortran
Video 3: A brief overview of Directives programming with PGI Accelerator
Video 4: Examples of drop-in-acceleration during CUDA Libraries
Find more information about SC'11 and links to other materials at www.nvidia.com/sc11 and at our DevZone SC'11 home page