![Served in the military, had a successful business career, has two popular business and career podcasts – with Manager Tools the #1 business podcast on the net. How to be an exceptional Served in the military, had a successful business career, has two popular business and career podcasts – with Manager Tools the #1 business podcast on the net. How to be an exceptional](https://kajabi-storefronts-production.kajabi-cdn.com/kajabi-storefronts-production/blogs/33902/images/rMfvr7DaTMCPJK8iITgO_Mark-Horstman-the-Co-Founder-of-Manager-Tools-LLC.jpg)
Served in the military, had a successful business career, has two popular business and career podcasts – with Manager Tools the #1 business podcast on the net. How to be an exceptional
![NCTA on Twitter: "NCTA Announces Book Study 2022! Join us for five weeks starting January 13 at 3pm EST. The book will be "The Effective Manager" by Mark Horstman. Sign up at NCTA on Twitter: "NCTA Announces Book Study 2022! Join us for five weeks starting January 13 at 3pm EST. The book will be "The Effective Manager" by Mark Horstman. Sign up at](https://pbs.twimg.com/ext_tw_video_thumb/1458870204293865477/pu/img/cwghchb07CqN9HOX.jpg:large)
NCTA on Twitter: "NCTA Announces Book Study 2022! Join us for five weeks starting January 13 at 3pm EST. The book will be "The Effective Manager" by Mark Horstman. Sign up at
![MARK HORSTMAN - The Effective Manager - Gestion et économie - LIVRES - Renaud-Bray.com - Livres + cadeaux + jeux MARK HORSTMAN - The Effective Manager - Gestion et économie - LIVRES - Renaud-Bray.com - Livres + cadeaux + jeux](https://images.renaud-bray.com/images/PG/2111/2111718-gf.jpg?404=404RB.gif)