- Sustaining Change Making Good Habits Stick (Habit Transformation)
- Budgeting for Broke People: Stop Living Paycheck to Paycheck, Destroy Debt, and Finally Take Control of Your Money
- Retire Early on $50 a Day: Escape the 9-to-5 Grind and Build Real Wealth with the FIRE Strategy for Broke and Middle-Class Americans
- The Emoji Handbook: Intended Meanings, Misinterpretations, and Modern Use (Internet Speak Series)
- Prescription Detox: Overcoming Medication Abuse (Overcoming Addiction)










