<div dir="ltr"><div class="gmail_quote gmail_quote_container"><div dir="ltr"><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The Center for Philosophy of Science invites you to join us for our Lunch Time Talks.  Attend in person, Room 1117 on the 11th floor of the Cathedral of Learning at the University of Pittsburgh or visit our live stream on YouTube at <span style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:blue"><u><a title="https://www.youtube.com/channel/UCrRp47ZMXD7NXO3a9Gyh2sg" id="m_-1926078621284553445gmail-OWAcf6d3d12-838b-6115-2d52-d12b3368ca40" rel="noopener noreferrer" href="https://www.youtube.com/channel/UCrRp47ZMXD7NXO3a9Gyh2sg" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:blue" target="_blank">https://www.youtube.com/channel/UCrRp47ZMXD7NXO3a9Gyh2sg</a></u></span>.    </div><div id="m_-1926078621284553445gmail-x_divRplyFwdMsg" dir="ltr" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"></div><div id="m_-1926078621284553445gmail-x_x_x_divRplyFwdMsg" dir="ltr" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr">The upcoming talks are presented by The Center for Philosophy of Science's  Visiting Fellow, Frédéric Jaëck and Postdoctoral Fellow,  <span style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">Aliya Rumana. </span>If you would like information about these positions for the 2026-2027 academic year, please see the bottom of this notice.</div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:14pt;line-height:inherit;font-family:inherit;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><b>Lunch Time Talk -  Frédéric Jaëck</b></span></div><br><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b>Friday, February 28th @ 12:00 pm - 1:30 pm EDT</b></div><div style="border:0px;font:inherit;margin:16px 0px;padding:0px;vertical-align:baseline;color:inherit;max-width:800px;min-width:424px"></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:2.4;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr">If you are unable to join us in person at 1117 Cathedral of Learning (11th Floor), use this link to follow along:  <b><a title="https://pitt.zoom.us/j/94457810768" id="m_-1926078621284553445gmail-OWA76176aff-f09d-19a2-53fc-bb3c8ce62da7" rel="noopener noreferrer" href="https://pitt.zoom.us/j/94457810768" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline" target="_blank">https://pitt.zoom.us/j/94457810768</a></b></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b>Title: What is called ‘thinking’ in mathematics?</b></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:1em 0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b>Abstract:</b>  The starting point of this talk will be the existence of a dual mode of thinking in mathematics: one that allows us to manipulate objects according to rules and a game that are co-constructed, and another, more progressive mode, where the structure dictated by the rules and the game gives way to much more diffuse and tangled connections.</div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:1em 0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr">I will show that these two modes of thinking are in constant and reciprocal contamination, shaping how mathematicians exercise their force of thought. This interplay also reveals a certain depth that always accompanies mathematical propositions, resisting a flat logical interpretation and offering insight into the very nature of mathematical thinking.</div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(15,92,26);direction:ltr"><b>SPRING BREAK - MARCH 3 -7</b></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:14pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b>Lunch Time Talk -  Aliya Rumana</b></div><div style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit"><div id="m_-1926078621284553445gmail-LPBorder_GTaHR0cHM6Ly93d3cuY2VudGVycGhpbHNjaS5waXR0LmVkdS9mZWxsb3dzL2FsaXlhLXJ1bWFuYS8." style="border:0px;font:inherit;margin:16px 0px;padding:0px;vertical-align:baseline;color:inherit;width:800px;max-width:800px;min-width:424px"><b style="color:inherit;font-family:inherit;font-size:inherit;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit">Tuesday, March 11th @ 12:00 pm - 1:30 pm EDT</b></div></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">Can’t make it in-person? This talk will be available online through the following:  <span style="font-size:12pt;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit;font-weight:inherit">Zoom – </span><b style="font-size:12pt;font-style:inherit;font-variant-ligatures:inherit;font-variant-caps:inherit"><a id="m_-1926078621284553445gmail-OWA94543624-22f8-7df5-8247-078a7771fb7a" rel="noopener noreferrer" href="https://pitt.zoom.us/j/96457118345" title="https://pitt.zoom.us/j/96457118345" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline" target="_blank">https://pitt.zoom.us/j/96457118345</a></b></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:1.2;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px 0px 0.75em;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:bolder;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">Title: A deflationary account of DCNN-based models in visual neuroscience</span></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:bolder;font-stretch:inherit;font-size:inherit;line-height:inherit;font-family:inherit;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:inherit">Abstract: </span>Deep convolutional neural networks (DCNNs) have achieved extraordinary accuracy at predicting electrophysiological data in the ventral visual stream (VVS). What explains these predictive successes? According to Cao & Yamins (2024), these models are so predictively successful because (a) they near-optimally perform the same tasks as the VVS (e.g., image classification) and (b) they perform these tasks in the same kind of way due to their shared mechanistic structure. For the latter reason, DCNNs are often touted as mechanistic models of the VVS. In this presentation, I’ll argue that a weaker version of the first reason is sufficient: these models are so predictively successful just because they near-optimally perform proper parts (approximately half) of the tasks that the VVS performs—not because they share any mechanistic structure. Any structural similarities between DCNNs and the VVS is incidental to their predictive success, so I conclude that DCNNs do not provide plausible mechanistic models of the VVS.</div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:1.418;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px 0px 10px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b><br>Information about 2026 - 2027 Fellowships</b></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"> If you would like information about our Fellowships please visit our websites. Applications will open late Fall.</div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b>Postdoctoral Fellowships: </b><a id="m_-1926078621284553445gmail-OWAaf8e89e0-83d5-5708-9eca-ef10ed7d6d6f" rel="noopener noreferrer" href="https://www.centerphilsci.pitt.edu/programs/postdoc-fellowships/program-overview/" title="https://www.centerphilsci.pitt.edu/programs/postdoc-fellowships/program-overview/" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline" target="_blank">https://www.centerphilsci.pitt.edu/programs/postdoc-fellowships/program-overview/</a></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><b>Visiting Fellows Program:</b> <a id="m_-1926078621284553445gmail-OWAbed4dde6-6714-2a4c-806b-aa177a7ec045" rel="noopener noreferrer" href="https://www.centerphilsci.pitt.edu/programs/visiting-fellows/program-overview/" title="https://www.centerphilsci.pitt.edu/programs/visiting-fellows/program-overview/" style="border:0px;font:inherit;margin:0px;padding:0px;vertical-align:baseline" target="_blank">https://www.centerphilsci.pitt.edu/programs/visiting-fellows/program-overview/</a></div><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div><p style="margin:0in;direction:ltr"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0)">The 2026 - 2027 Fellows will join <b>Senior Visiting Fellow, </b></span><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(36,36,36)"><b>Nick Huggett</b> - </span><a href="https://phil.uic.edu/profiles/huggett-nick/" target="_blank">https://phil.uic.edu/profiles/huggett-nick/</a></p><p style="margin:0in;direction:ltr"><span style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:11pt;line-height:inherit;font-family:Aptos,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(70,120,134)"><u><br></u></span></p><div style="border:0px;font-style:inherit;font-variant:inherit;font-weight:inherit;font-stretch:inherit;font-size:12pt;line-height:inherit;font-family:Aptos,Aptos_EmbeddedFont,Aptos_MSFontService,Calibri,Helvetica,sans-serif;font-size-adjust:inherit;font-kerning:inherit;font-feature-settings:inherit;margin:0px;padding:0px;vertical-align:baseline;color:rgb(0,0,0);direction:ltr"><br></div></div>
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