Safety & Security

Timothy M. Swager

Fido handheld explosives detector

United StatesEvidence: high confidenceChecked July 2026

Person-specific award portrait. Rights remain with the source or photographer.

Who is Timothy M. Swager?

Timothy M. Swager is an inventor associated with United States. Their documented work in safety & security includes Fido handheld explosives detector, the contribution at the center of this evidence-backed profile.

Timothy M. Swager invented molecular-wire chemical sensors whose conjugated polymers amplify the optical signal produced when they encounter trace explosive vapors. Licensed into the handheld Fido detector, the sensing platform gave soldiers and bomb technicians a portable way to detect TNT and related compounds at extremely low concentrations and was fielded in Iraq and Afghanistan.

Known forFido handheld explosives detector
FieldSafety & Security
Associated withUnited States
Evidence reviewed3 sources
01

What did Timothy M. Swager invent?

Invented amplified fluorescent-polymer sensors that became the detection core of the handheld Fido explosives detector.

02

What did Timothy M. Swager accomplish?

Fido translated an elegant molecular amplification mechanism into a rugged, dog-inspired handheld instrument credited with finding improvised explosives and saving lives.

03

What is known about Timothy M. Swager today?

On 4 February 2026, MIT announced that Timothy M. Swager would receive the 2026 Theodore Richards Medal and described his current sensor research.