Master dDo for Photoshop with this complete overview by Wiktor Ohman.
Ben Mauro - ZBrush for Environments
Ben Mauro has released a free 3D environment design tutorial using ZBrush, Keyshot and Photoshop.
Adobe Integrates Sketchfab Into Photoshop
Adobe has partnered with Sketchfab to bring 3D publishing to Photoshop.
Nondestructive Image Flattening and Reflection Removal
James Busby demonstrates nondestructive image flattening and reflection removal in Photoshop.