
How to Become an Expert on Anything in Two Hours
by Gregory Hartley
TrainingReference
How to Become an Expert on Anything in Two Hours
by Gregory Hartley
TrainingReference
Key stats
- Tokens: ~99k
- Year: 2008
- ISBN: 9780814410264
- Language: English
- Publisher: AMACOM/American Management Association
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Meet the human

Gregory Hartley started his career with the U.S. Army providing interrogation support to Special Forces in Operation Desert Storm. He then translated that military experience to businesses. Gregory has served as a full-time director and consultant to companies. Gregory is the author of The Most Dangerous Business Book You'll Ever Read