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Mary E JohnsonProfessor of At

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RateMyProfessor

3.8

Average GPA
(all sections)14 sections

Department: School of Aviation And Transportation Tech

Email: mejohnson@purdue.edu

GPA by course

3.9Other terms

AT 550(Fall 2024)

4.0

AT 524(Spring 2019)

3.7

AT 508(Fall 2023)

3.6

Schedule for

Spring 2026

last updated 11/18/2025

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Courses taught

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Gen Ed...

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