Synthesis Books

Books and resources for the study, experience, and practice of psychosynthesis

Educational Resources

Synthesis Books brings together publications and educational resources grounded in the foundations of psychosynthesis.

Collection of Resources

Our growing collection supports personal exploration, professional practice, teaching, training, and the continuing development of psychosynthesis in contemporary life.

Diverse Voices

Drawing from original sources as well as emerging voices and perspectives, Synthesis Books seeks to make thoughtful, practical, and creative work more accessible to readers around the world.

Books by Roberto Assagioli

Book cover: Psychosynthesis by Roberto Assagioli

Psychosynthesis: A Manual of Principles and Techniques

by Roberto Assagioli

A foundational presentation of psychosynthesis, its psychological framework, principles, and methods.

The Act of Will by Roberto Assagioli

The Act of Will

by Roberto Assagioli

Assagioli’s major exploration of will as a fundamental psychological function and of the movement from purpose through choice, planning, and action.

Book cover: Psychosynthesis by Roberto Assagioli

Freedom in Jail

by Roberto Assagioli

A later collection offering a very different and particularly human window into Assagioli’s thought and experience.

The Act of Will by Roberto Assagioli

Creating Harmony in Life

by Roberto Assagioli

A collection that presents Assagioli’s early thinking on psychosynthesis, including education, society, personal and spiritual development, and practical application.