Erin Macdonald
Dr. Erin Macdonald is an astrophysicist, aerospace engineer, and science fiction consultant. She has served as the science adviser for the Star Trek franchise since 2019, and her name appears in the end-credits of  Season 3 as a technical consultant.

Doctor Erin, a character mentioned in , was named after her. 

She appeared in  in a segment "The Science of Star Trek with Dr. Erin Macdonald" to explain the science behind brown dwarf stars, gravity wells, escape velocity, gravitational redshift, and black holes as depicted in .

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Science consultants