Brian Haig Books in Order

If you want Sean Drummond from the beginning: Secret Sanction → Mortal Allies → The Kingmaker → Private Sector.
If you want D.C. and intelligence stakes: The President's Assassin → Man In The Middle → The Night Crew.
If you prefer stand-alone thrillers: The Hunted → The Capitol Game.

Brian Haig was born in Kentucky on March 15, 1953, into a family where public service and the Army were everyday facts of life. His father was Alexander Haig, the soldier and statesman who later became U.S. Secretary of State, and his mother was Patricia Fox Haig. Brian grew up close to military culture, and he followed that path for real when he graduated from West Point in 1975.

He did not become a novelist first.

Haig spent 22 years on active duty. He began as an infantry officer, served in Germany, commanded an infantry company at Fort Carson, and later moved into strategy work around some of the biggest security questions of the late Cold War and its aftermath. His Army career included time with the Joint Chiefs of Staff, work on Lebanon-related operations, regional planning for Southwest Asia, and three years in Seoul with the United Nations Command and Combined Forces Command.

The schooling was serious too. Haig earned a master's degree in public administration from Harvard and a master's in government from Georgetown, adding classroom study to a career that already had plenty of field experience. By the time he retired as a lieutenant colonel in 1997, he had received honors that included two Legions of Merit, the Distinguished Service Medal, Airborne wings, and the Ranger tab.

Then came the civilian years.

After leaving the Army, Haig worked in business, including executive roles with Erickson Air-Crane and International Business Communications. He also wrote for major newspapers and magazines. Fiction arrived with Secret Sanction in 2001, a military legal thriller built around a question he knew well: what happens when duty, law, loyalty, and battlefield truth all collide?

That book introduced Sean Drummond, a sharp-tongued Army JAG lawyer with a Special Forces past and a gift for annoying nearly everyone in authority. Readers who like Haig tend to come for the mix of courtroom pressure, military procedure, intelligence politics, and a narrator who can't quite keep his mouth shut. The series continued with Mortal Allies, The Kingmaker, Private Sector, The President's Assassin, Man In The Middle, and The Night Crew.

Haig also stepped outside the Drummond series. The Hunted follows Russian entrepreneur Alex Konevitch as post-Soviet corruption turns his fortune into a death sentence. The Capitol Game moves into Wall Street, defense contracting, and Washington power games. Different setup, same interest in institutions that can protect people one day and crush them the next.

His books often circle the same hard ground: soldiers under pressure, lawyers who cannot trust the official story, intelligence officers with private agendas, and political systems that reward the wrong kind of nerve. Haig has lived in New Jersey with his wife and four children, and his fiction still reads like the work of someone who knows the briefing room, the chain of command, and the mess behind the polished memo.