: Covers the Indifference Principle, balance, range analysis, and optimal bet sizing.

: Teaches how to map out every possible action in a hand to find the most profitable line.

This volume focuses on the core principles of Game Theory Optimal (GTO) play and how to deviate from them to maximize profit against specific opponents.

by Will Tipton is widely considered a foundational "textbook" for modern game theory in poker. Unlike traditional strategy guides that offer rigid starting hand charts, Tipton provides a mathematical framework for analyzing any situation through decision trees and equity distribution charts . The series is split into two primary volumes: Volume 1: Optimal and Exploitative Strategies