The Secret "Sizzle" Behind Writing a Great Business Book: What is it? By Jeffrey A. Mangus "I never made one ...

How to End the Toxicity of Disengaged Leadership through SPARK By Jeffrey A. Mangus “Leadership is not about titles, positions, ...

By Jeffrey A. Mangus “The challenge of leadership is to be strong, but not rude; be kind, but not weak; ...

By Jeffrey A. Mangus In 1996, I worked at a large corporate healthcare organization, and one afternoon, we were all ...

By Jeffrey A Mangus “Intelligence is the ability to adapt to change.” Stephen Hawking Albert Einstein defined insanity as “doing ...

By Jeffrey A. Mangus Growing up, all I ever wanted was to play the guitar. From the age of six, ...