Confused about the different large scale frameworks and approaches?
No surprise. There are quite a few named: LeSS, SAFe, DAD and many more untitled and custom-made.
Below are firsthand explanations mostly done by the methods' creators and ideologists.
A short explanation of Large Scale Scrum (LeSS) by its co-creator Craig Larman:
Having more time? Here goes a longer and a more elaborated talk on LeSS by Craig:
A brief introduction into the problematics of scaled scrum by its co-creator Ken Schwaber.
A talk by Ken explaining the Scaled Scrum approach in details.
See Dean Leffingwell's (the creator of SAFe) short interview:
Need more details? Here goes a recorded webinar run by Dean:
A blitz explanation of DAD by Scott Ambler - the creator of the framework:
And here goes a longer talk recorded at a conference where Scott elaborates on DAD:
Scaling frameworks LeSS and SAFe have a history with Nokia
An article by the hands-on scaling practitioners: Ari Tikka and Ran Nyman, both are CSTs.
Scaling Scrum: SAFe, DAD, or LeSS?
A brief comparison of applicability in the eyes of Peter Stevens, CST
Scaling Scrum – a brief comparison of DAD, LeSS, and SAFe (a LinkedIn
Another comparison by Brian M. Rabon, CST, PMP
Having more/better/newer materials? Please submit them to us.