Bob Gray was a Captain with the Arlington County Fire Department (ACFD) when he responded to the Pentagon on September 11, 2001. After fighting the fire and performing search and rescue work, he was assigned as a technical rescue team (TRT) and collapse team leader.Shortly after retiring and moving to Texas, Bob suffered a significant fall which resulted in a severe traumatic brain injury; doctors' prognoses for recovery were not promising. Against all odds, Bob overcame several medical setbacks and has returned to a full and active life.From these experiences, Bob works to help and encourage others who are facing challenges. He shares his story, struggles, and triumphs with first responders, veteran groups, and other organizations. In addition, he continues to provide proactive training to deal with trauma to first-responder organizations. In his spare time, he enjoys cycling, cooking, spending time at White Rock Lake, and relaxing with his family.To visit Bob's Facebook, Instagram or LinkedIn pages open linktr.ee/rtgray105
Preface
1. Introduction
2. Probability
3. Random objects
4. Expectation and averages
5. Second-order theory
6. A menagerie of processes
Appendices.
