Final answer:
A. Whitman Miller wrote the article from the Smithsonian magazine discussed in the unit, and he is part of the Smithsonian Environmental Research Center.
Step-by-step explanation:
The article from the Smithsonian magazine that was read in the unit was written by A. Whitman Miller, who is associated with the Smithsonian Environmental Research Center Marine Invasion Research Laboratory in the USA. The article in question likely delves into topics related to environmental science or history, given the context provided. While specific details about the article's content are not included in the question, Miller’s affiliation with the Smithsonian suggests that his work would be in line with the magazine's focus on historical and scientific subjects.