Psychology

Always With Your Head Through the Wall! Achieve Impossible Goals

Don't Be Alone Anymore. Find New Friends despite Stress & too much Work

Tell your Boss what you Think & Keep your Job anyway

Win the Rat Race

Say No with Success

Small Murders among Colleagues

Speechless – Never Again! Use Quick-Wittedness & the Power of Rhetoric

Total Banana? Survive in Crazy Companies

Understand Digital Manipulation

Boss Kung Fu! Rhetoric Strategies for Difficult Superiors & Colleagues

Quick Wit – Fight Verbal Attacks

Overnight Success

The Mindfulness for Warriors Handbook

The Altruistic Edge

If at Birth You Don't Succeed

Unapologetic

Anthology of Deception

Why do good people suffer

The Myth of Repressed Memory

The Multidimensional Nature of Reality