File:J.B. Pritzker Chicago Hack Night 57.png
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![File:J.B. Pritzker Chicago Hack Night 57.png](https://upload.wikimedia.org/wikipedia/commons/thumb/5/5a/J.B._Pritzker_Chicago_Hack_Night_57.png/800px-J.B._Pritzker_Chicago_Hack_Night_57.png?20180329092353)
Size of this preview: 800 × 400 pixels. Other resolutions: 320 × 160 pixels | 640 × 320 pixels | 1,024 × 512 pixels | 1,280 × 640 pixels | 2,527 × 1,263 pixels.
Original file (2,527 × 1,263 pixels, file size: 3.18 MB, MIME type: image/png)