NY emcee Ka from the 90s groups Natural Elements and Nightbreed has teamed up with DJ Preservation, producer and DJ for Mos Def, to create an album. In this interview on RIOC with DJ Eclipse and co-host Rasheed Chappell, Ka and Pres explain how they first met as peers and became friends before entertaining the idea of working together. The album is called Days With Dr. Yen Lo, named after a fascinating book that Ka read. Ka also details his process of figuring out concepts and album structure before writing his first rhyme for the album. Purchase Days With Dr. Yen Lo here.