Conversation so far:
Who did Jane Jacobs write for?
Jane Jacobs became a feature writer for the Office of War Information, and then a reporter for Amerika, a publication of the U.S. State Department.
What happened after the Harvard lecture for Jane Jacobs?
After reading her Harvard speech, William H. Whyte invited Jane Jacobs to write an article for Fortune magazine.
What is the Harvard lecture for Jane Jacobs?
Jane Jacobs delivered a leacture addressing leading architects, urban planners, and intellectuals, speaking on the topic of East Harlem.

Question: Who did she meet?
Self-contained rewrite: Who did Jane Jacobs meet after delivering a lecture addressing leading architects at Harvard?