- Spoken Silently: The Art and Practice of Reading People. a Comprehensive Guide to Nonverbal Communication and Human Behavioral Interaction.
- Livesafe: A Practical Guide to Personal and Family Security
- Spoken Silently: The Art and Practice of Reading People. A Comprehensive Guide to Nonverbal Communication and Human Behavioral Interaction.
- First Impressions: The Art and Practice of Making a Profoundly Positive First Impression
- First Impressions: The Art and Practice of Making a Profoundly Positive First Impression









