Lenna is so widely accepted in the image processing community that Forsén was a guest at the 50th annual Conference of the Society for Imaging Science and Technology (IS&T) in 1997.[18] In 2015, Lena Forsén was also guest of honor at the banquet of IEEE ICIP 2015.[19] After delivering a speech, she chaired the best paper award ceremony.
From the picture's Wikipedia:
Lenna is so widely accepted in the image processing community that Forsén was a guest at the 50th annual Conference of the Society for Imaging Science and Technology (IS&T) in 1997.[18] In 2015, Lena Forsén was also guest of honor at the banquet of IEEE ICIP 2015.[19] After delivering a speech, she chaired the best paper award ceremony.
https://en.wikipedia.org/wiki/Lenna