John Pike is a historian, economist and barrister working currently as General Counsel for a Singapore public listed company. He graduated in Politics, Philosophy and Economics (PPE) at Oxford. He has worked variously as a merchant seaman, shipping executive, Investment banker, economist, barrister, general counsel, and for several years as a volunteer agricultural development adviser in Cambodia. He has lived and worked in France, Japan, Germany, Cambodia, Singapore and Burma. He was for some years the Director of economic and investment Research for a major German Bank.

He was called to the Bar at Lincoln's Inn in 2004 thereafter practicing as a barrister out of Lincoln's Inn, having worked previously for the Serious Fraud Office. His legal practice included contract, fraud, commercial, chancery, and competition law, as well as political asylum cases. In Cambodia at the UN war crimes tribunal in Phnom Penh he was a special adviser to the defence team of Nuon Chea (Pol Pot's deputy). His academic work on criminal cartels published in 2005 together with Sir Jeremy Lever QC has been cited in various Court of Appeal and Supreme Court Cases and is referenced in most textbooks on competition law.

He is a military historian with deep knowledge of war and weaponry as well as technical, social, and cultural aspects of war, and his historical analysis is informed by his professional expertise in law, economics, and finance.