77 Codes of Power: Psychological strategies, influence techniques, and real life power moves to master self discipline, relationships, leadership.

Stoic Empathy: The Road Map to a Life of Influence, Self-Leadership, and Integrity

The New Psychology of Leadership: Identity, Influence and Power

Humble Leadership, Second Edition: The Power of Relationships, Openness, and Trust

No Excuses!: The Power of Self Discipline