So glad there are so many voices to share!
Yes, Bruce Rodgers and his team at Tribe start with an underlay of Vectorworks-drawn CAD files and then work in Adobe Photoshop.
Not yet, but we'll be covering it in more depth in the coming months...stay tuned!!
Thanks for your questions. According to designer Steve Lieberman, the final illustrations were done in Sketchup Pro. Some components were developed in Vectorworks and AutoCAD.
The design is...