MathOverflow will be down for maintenance for approximately 3 hours, starting Monday evening (06/24/2013) at approximately 9:00 PM Eastern time (UTC-4).

Badge

● Guru Accepted answer and voted up 40 times. This badge can be awarded multiple times.
137

Users earned this badge. Recently awarded to:
Brendan McKay 9,179●1●15●34
Urs Schreiber 6,735●14●22
Henry Cohn 7,419●1●27●41
Gjergji Zaimi 37.8k●2●75●151
Henry Cohn 7,419●1●27●41
JS Milne 5,528●18●36
Todd Trimble 22.7k●1●64●97
Mark Lewko 4,216●12●20
Francesco Polizzi 19.2k●2●36●56
François G. Dorais♦ 23.1k●2●52●116
KConrad 17.2k●3●64●119
Clark Barwick 2,937●13●18
Michael Hutchings 546●1●7●6
Allen Hatcher 7,314●2●26●36
JHI 658●2●7●5
Greg Kuperberg 36.4k●2●117●179
David Speyer 56.3k●3●103●242
Joel David Hamkins 76.8k●8●192●355
Hugh Thomas 2,171●5●17
Jeff Harvey 2,833●1●8●21
Florian 1,032●6●10
Jacob Lurie 6,714●27●38
Pete L. Clark 40k●4●103●227
Terry Tao 28.3k●4●111●186
Julien Melleray 964●6●8
Robert Bryant 22.4k●3●75●98
Tom Goodwillie 27k●2●62●111
Will Sawin 19.4k●1●24●48
Georges Elencwajg 24.6k●66●132
AlB 369●3●7
Marty 6,783●2●15●39
Bill Thurston 17.8k●8●62●100
David Speyer 56.3k●3●103●242
Anton Geraschenko♦♦ 13.8k●3●48●108
Dick Palais 10.2k●1●39●63
Jacob Lurie 6,714●27●38
S. Okada 156●4●5
Sergei Ivanov 22.8k●46●95
Yemon Choi 8,608●1●20●45
Steven Sivek 3,496●1●17●18
fedja 20k●2●48●96
Greg Kuperberg 36.4k●2●117●179
Allen Hatcher 7,314●2●26●36
David Speyer 56.3k●3●103●242
Donu Arapura 13.8k●1●28●63
Chris Schommer-Pries 10.4k●1●18●57
Emerton 39.1k●4●120●198
S. Carnahan♦ 26k●41●91
Noam D. Elkies 19.6k●4●65●98
David Speyer 56.3k●3●103●242
Sándor Kovács 23.8k●2●53●73
David Speyer 56.3k●3●103●242
Todd Trimble 22.7k●1●64●97
Pete L. Clark 40k●4●103●227
Tom Leinster 13.6k●1●41●84
Dan Piponi 3,892●3●25●40
Terry Tao 28.3k●4●111●186
Pavel Etingof 2,856●12●14
Junkie 1,879●6●10
François G. Dorais♦ 23.1k●2●52●116
Bruce Westbury 6,750●2●10●25
Emerton 39.1k●4●120●198
Peter May 12.3k●1●39●55
Jason DeVito 2,738●2●9●25
Theo Johnson-Freyd 22.9k●2●28●114
Andrey Gogolev 1,740●9●17
KConrad 17.2k●3●64●119
Richard Borcherds 14.2k●2●54●82
Sergei Ivanov 22.8k●46●95
Kevin P. Costello 2,872●9●17
Peter Scholze 1,936●6●18
Francesco Polizzi 19.2k●2●36●56
Richard Kent 8,565●2●30●59
Qiaochu Yuan 38.8k●5●117●306
Jacob Lurie 6,714●27●38
Jonah Ostroff 1,363●1●6●17
Emerton 39.1k●4●120●198
Andrea Ferretti 7,741●1●23●67
Joel David Hamkins 76.8k●8●192●355
Chandan Singh Dalawat 11.6k●1●40●74
Bjorn Poonen 14.3k●2●47●75
John Tate 986●1●5●3
Bjorn Poonen 14.3k●2●47●75
Todd Trimble 22.7k●1●64●97
Terry Tao 28.3k●4●111●186
Sergey Norin 2,045●8●11
Gerry Myerson 15.8k●1●47●87
Deane Yang 12.6k●1●34●82
Willie Wong 7,226●20●43
Spiro Karigiannis 2,292●2●11●25
David Speyer 56.3k●3●103●242
Jack Schmidt 7,415●1●19●35
mark goresky 576●5●4
Terry Tao 28.3k●4●111●186
Tyler Lawson 19k●3●47●93
Will Jagy 12.6k●1●26●45
Richard Stanley 13.6k●2●60●94
Jason 1,954●1●5●16
Dan Petersen 10.3k●1●22●46
Greg Stevenson 5,568●1●16●20
Dick Palais 10.2k●1●39●63
Theo Johnson-Freyd 22.9k●2●28●114
Tom Leinster 13.6k●1●41●84
Emerton 39.1k●4●120●198
Joel David Hamkins 76.8k●8●192●355
Kevin Buzzard 22.8k●2●71●138
Malik Younsi 584●1●7●22
Deane Yang 12.6k●1●34●82
Franz Lemmermeyer 17.3k●1●38●102
Kevin Buzzard 22.8k●2●71●138
Andrew Critch 5,946●12●45
Greg Kuperberg 36.4k●2●117●179
Dmitri Pavlov 7,197●1●13●44
François G. Dorais♦ 23.1k●2●52●116
Ryan O'Donnell 2,403●8●18
Gunnar Magnusson 1,957●7●17
Anton Geraschenko♦♦ 13.8k●3●48●108
Joel David Hamkins 76.8k●8●192●355
José Figueroa-O'Farrill 19k●2●32●93
Bill Thurston 17.8k●8●62●100
Sergei Ivanov 22.8k●46●95
Terry Tao 28.3k●4●111●186
David Hansen 8,469●2●19●48
Bill Thurston 17.8k●8●62●100
François G. Dorais♦ 23.1k●2●52●116
Nate Eldredge 5,814●24●48
KConrad 17.2k●3●64●119
Ashutosh 1,861●6●13
Noah Snyder 11.6k●1●27●72
Terry Tao 28.3k●4●111●186
Emerton 39.1k●4●120●198
Kim Greene 1,268●3●20●36
Sergei Ivanov 22.8k●46●95
gowers 17.9k●9●79●133
Greg Kuperberg 36.4k●2●117●179
Douglas Zare 13.5k●3●36●59
Wanderer 2,977●12●28