Behind the Scenes- How Sycra Speedsketches!

From a channel Lumen includes in full: Sycra (Sycra Yasin), a professional illustrator, teaches anatomy, rendering, composition and iterative drawing in long, real-time lessons and constructive critiques of viewers' work.

A 21-minute video from Sycra's catalogue; the title names its topic.

Video by Sycra, played through YouTube's embedded player.