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A leader is someone who demonstrates what's possible
About Mark Yarnell
| Name | Mark Yarnell |
| Quotes | 1 quotations |
| Nationality | American |
| Profession | Speaker |
| Birthday | 1950 |
| About | Mark Yarnell is a faculty member of the nation's only college-certified course in network marketing at the University of Illinois-Chicago and an accomplished author, speaker, and international businessman. |
| Top topics | demonstrates, leader |