This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
David Galenson at GSA . en en David Galenson speaking at the Gerontological Society of America conference own Mike Linksvayer Previously published at note at that dedicate all photos hosted there to the public domain with CC David Galenson at GSA crop cczero Economists from the United States
Page 2023 Free-images.com. All images are Public Domain