Aviation Expert Witness
qualifications of Philip Greenspun, updated March 2012
In February 2012, I testified in a federal court jury trial as an expert
on helicopter piloting and pilot qualifications. This document
summarizes the rest of my qualifications to be an expert witness in
Ph.D. in Electrical Engineering and Computer Science from the
Massachusetts Institute of Technology in 1999.
Airline Transport Pilot certificate with multi-engine airplane,
single-engine airplane, and helicopter ratings. Single-engine seaplane
rated at the Commercial level. The ATP certificate includes an SIC
type rating for the CL-65 Canadair Regional Jet and a PIC-S (single
pilot) type rating for the Cessna Mustang C510 business jet.
Flight Instructor certificate with airplane, helicopter, and
Note: the FAA's published statistics indicate that there are at most a
few hundred U.S. pilots who have ATP-helicopter, ATP-airplane, one or
more turbojet type ratings, and a flight instructor certificate. My
certificates can be verified at the
FAA Airmen's Registry (search for "Greenspun" in Massachusetts).
Airline pilot in FAA Part 121 operation, flying the 50-seat CRJ for
Delta Airlines's Comair subsidiary. Operated from most of the busiest
airports in the Northeast, including JFK, LGA, EWR, BOS, PHL, DCA,
More than 2000 hours of experience instructing airplane and helicopter
students, training students to fly the Cirrus SR20 airplane and
Robinson helicopters. Served as Chief Pilot for an FAA Part 141
helicopter school. Nearly 4000 hours of total flying
experience. Experience flying in Mexico, Canada, the Caribbean, the
U.K., France, Austria, Israel, Argentina, Panama, South Africa, and
Two trips to Alaska, one in a Diamond Star DA40 and one in an Cirrus
SR20. Multiple coast-to-coast trips in Robinson R44 helicopters and as
an instructor in the Cessna Mustang business jet.
Started and managed a helicopter sightseeing operation in the Boston
Have been the owner-operator of several airplanes and
helicopters. Have prepared applications for two Part 135 charter
certificates from the FAA.
Am the author of numerous articles on aviation, available at
Expert Witness Experience
From June 2010 through a federal court jury trial in February 2012, I
served served as an expert witness for an insurance company in a case
that resulted from a helicopter accident.
Most of my experience is as a software expert witness and it is
detailed on a page listing
testimony and references.
Additional Video Clips
I am frequently called upon by Boston-area television stations to
comment on aviation-related stories. Being an expert witness is a form
of teaching, so I'm also including links to some material prepared for
students. Here are a few clips:
Specific Aviation Litigation Areas of Expertise
In an aviation lawsuit, I should be qualified to testify on at least
the following subjects:
- training of pilots
- operation of airplanes and helicopters in both VFR and IFR conditions
- avionics design and user interface, including glass cockpits
- airplane handling characteristics and workload demands on pilots
- airline and charter company procedures
- helicopter sightseeing operations
- Diamond Star DA40, Cirrus SR20, Cirrus SR22, Robinson R44, and Robinson R22
- FAA regulations
- air traffic control procedures
- aeronautical decision-making
- aviation weather services and flight planning
firstname.lastname@example.org or (617) 864-6832.
Upon request, I will be happy to provide references from the firm of
Martinez and Ritorto, which hired me for the February 2012 jury trial..