Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Mariana Pereira, foto: Bruno de Lima/R2

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Mariana Pereira, foto: Bruno de Lima/R2

8/27/04 Mathematicians @ 946 mason street in Plattsburgh, NY

8/27/04 Mathematicians @ 946 mason street in Plattsburgh, NY

Invited Lecture: Allan Sly

Izabella Laba and Vitaly Bergelson, at the Fields Insittute

Cellphone photo I took after my camera battery died. Effects courtesy of strobe lighting.

Nir Lev and Tuomas Hytonen at the Fields Insittute

Doin' some complicated budgeting right there.

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Ivan Smith foto: Davi Campana/R2

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Caucher Birkar, foto: Rodrigo Leao/R2

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, replacement Fields Medal ceremony na foto: Caucher Birkar, foto: Davi Campana/R2

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Gauss Prize & Chern Medal / Social Dinner, foto: Bruno de Lima/R2

...had a farm

8/27/04 Mathematicians @ 946 mason street in Plattsburgh, NY

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Maksym Radziwill foto: Davi Campana/R2

8/27/04 Mathematicians @ 946 mason street in Plattsburgh, NY

he knows

@ IHP, Paris

The Mathematicians @ Club Metronome Burlington, VT 04/18/08

Photographed at Lions Fishing Pond on outskirts of Holyoke. Archytas was a classical Greek philosopher/mathematician, hence my common name for the genus. Identification to species from photos is, apparently, very difficult. Members of this genus occur across s Canada and the Contiguous USA down into Mexico (and farther south?). Their larvae feed on moth caterpillars of various types

Anderson's

Rio de Janeiro, Brazil, August 08th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, Closing Ceremony, na foto: foto: Christian Rodrigues/R2

This is the very first photo taken with my D-90.

John Greenlees

John Wallis Mathematician

Rio de Janeiro, Brazil, August 04th, 2018, Riocentro, International Congress of Mathematicians 2018, ICM 2018, na foto: Debhora Raphael, foto: Bruno de Lima/R2