About Peter Sawchuk Books by Peter Sawchuk Workplace Learning A Critical Introduction by (author) John Bratton, Peter Sawchuk, Jean C. Helms Mills & Timothy Pyrch Workplace Learning A Critical Introduction by (author) John Bratton, Peter Sawchuk, Jean C. Helms Mills & Timothy Pyrch Hidden Knowledge Organized Labour in the Information Age by (author) D.W. Livingstone & Peter Sawchuk