
Ryan Clark Holiday is an American marketer and author. He became known for writing books and marketing them with non-traditional methods. He has now also become known for marketing Stoicism as a lifestyle and philosophy for modern people. Specifically, the philosophy advocated by Roman emperor Marcus Aurelius.

Ego is the Enemy
2016
ISBN 9786052314029
Stillness is the Key
2019
ISBN 9781782835271
Lives of the Stoics
2020
ISBN 9780525541882
The Obstacle is the Way: The Timeless Art of Turning Adversity to Advantage

The Obstacle is the Way
2013
ISBN 9781781252895