Book Review: Transforming mathematics education: from embodied experiences to an ethical commitment. Luis Radford (2021) The theory of objectification: a Vygotskian perspective on knowing and becoming in mathematics teaching and learning: Brill. xvi, 259 pages. Hardcover: ISBN: 978-90-04-45965-6, €130.00. Paperback: ISBN: 978-90-04-45964-9, €60.00. eBook (PDF): ISBN: 978-90-04-45966-3, €130.00