Here is Pixar's presentation of OpenSubdiv at the Autodesk ADN Conference.
Gnomon - Design Techniques for 3D Concept Art
The Gnomon Workshop present Design Techniques for 3D Concept Art, a DVD tutorial by Gavriil Klimov.
iToo Software have released version 2.2 of their RailClone plug-in for 3ds Max.
Labyrinth for 3ds Max
Labyrinth is a spline plugin for 3ds Max which allows users to create splines on any given object in 3ds Max.