Sir Terence David John Pratchett was an English author, humorist, and satirist, best known for the Discworld series of 41 comic fantasy novels published between 1983–2015, and for the apocalyptic come…
Hamilton Helmer has spent his career as a practicing business strategist. At Helmer & Associates (later Deep Strategy), a strategy consulting firm he founded, he has led over 200 strategy projects wit…
John Edward Douglas is a former United States Federal Bureau of Investigation (FBI) agent, one of the first criminal profilers, and criminal psychology author. He also wrote four horror novels in the …