One author.
Work with purpose.
Ekaterina Kerub is a physician, sole author, founder and architect of KERUB systems. Her work brings together books, digital products and systems for independent work.
Tools for a specific job
Baker Quote brings recipe costs, skilled labor and packaging into a clear pricing calculation for bakers.
Books with an author’s perspective
HUMAN: AN INSTRUCTION MANUAL and THE EGO PATHOLOGIST are authored by Ekaterina Kerub. Their English Kindle editions are available on Amazon.