<div dir="ltr">Hi Bernard,<div><br></div><div>I second Matthew's reference to Manuel Lima, <i><a href="https://www.papress.com/html/product.details.dna?isbn=9781616892180">The Book of Trees</a></i>, an art-historical treatment of just this question, including a taxonomy of kinds of trees. And Theodora's reference to her own work!</div><div><br></div><div>I have an article discussing the development of trees and graphs as mathematical objects and calculation devices in comparison/connection with the graphical practices of organic chemists circa the late 19th century and 1960s:</div><div><br></div><div><ul><li>Evan Hepler-Smith, “Paper Chemistry: François Dagognet and the Chemical Graph,” <i>Ambix</i> 65, no. 1 (2018): 76–98, <a href="https://doi.org/10.1080/00026980.2017.1418232">https://doi.org/10.1080/00026980.2017.1418232</a>.  </li></ul></div><div><br></div><div>(Preprint linked <a href="http://evanheplersmith.com/publications">on my website</a>; I can send a PDF of the published version to anyone interested.)</div><div><br></div><div>Alexander et al., <i>A Pattern Language</i> also seems relevant to this question, though not specifically about trees. (Although Alexander's earlier essay "A City is Not a Tree" might be.)</div><div><br></div><div>Evan</div></div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Thu, Mar 26, 2020 at 2:21 PM BRIAN JUSTIE <<a href="mailto:b1@ucla.edu">b1@ucla.edu</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0px 0px 0px 0.8ex;border-left:1px solid rgb(204,204,204);padding-left:1ex"><div style="overflow-wrap: break-word;">Bernard,<div>Johanna Drucker’s <a href="https://www.hup.harvard.edu/catalog.php?isbn=9780674724938" target="_blank"><i>Graphesis</i></a><i> </i>has a brief section (pp. 95-105) on the history of tree diagrams in humanistic inquiry, which includes a handful of potentially useful citations.</div><div>Hope this helps,</div><div>Brian</div><div><div><div><br><div>
<div style="color:rgb(0,0,0);font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none">—<br>Brian Justie<br><i><a href="mailto:b1@ucla.edu" target="_blank">b1@ucla.edu</a> </i><br></div><blockquote style="color:rgb(0,0,0);font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;margin:0px 0px 0px 40px;border:none;padding:0px"><div>PhD Student, Department of Information Studies</div><div>Researcher, UCLA Labor Center</div></blockquote><div style="color:rgb(0,0,0);font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div></div><br></div><br>
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<div><br><blockquote type="cite"><div>On Mar 26, 2020, at 2:03 PM, Jeff Scott Nagy <<a href="mailto:jsnagy@stanford.edu" target="_blank">jsnagy@stanford.edu</a>> wrote:</div><br><div><div style="font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt"><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt">Dear Bernie,</div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt"><br></div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt">If by trees in CS you mean at least in part the abstract data type, Knuth gives a short history and bibliography on pp. 406-7 of the first volume of<span> </span><i>The Art of Computer Programming</i>, the section beginning with "Trees have of course been in existence since the third day of creation..."<span> </span><span style="margin:0px">On p. 459, he gives a little more on the history of trees as CS data structures in particular. </span></div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt"><span style="margin:0px"><br></span></div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt">Happy to send photos of these pages if they'd be of use! I think the files are too big to not get bounced by the list though. </div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt"><br></div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt">Sincerely,</div><div style="margin:0px;font-family:Calibri,Arial,Helvetica,sans-serif;font-size:12pt">Jeff</div><br></div><div id="gmail-m_1810185438251282910appendonsend" style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"></div><hr style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;display:inline-block;width:519.391px"><span style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline"></span><div id="gmail-m_1810185438251282910divRplyFwdMsg" dir="ltr" style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><font face="Calibri, sans-serif" style="font-size:11pt"><b>From:</b><span> </span>Members <<a href="mailto:members-bounces@lists.sigcis.org" target="_blank">members-bounces@lists.sigcis.org</a>> on behalf of Bernard Geoghegan <<a href="mailto:bernardgeoghegan2010@u.northwestern.edu" target="_blank">bernardgeoghegan2010@u.northwestern.edu</a>><br><b>Sent:</b><span> </span>Thursday, March 26, 2020 4:05 PM<br><b>To:</b><span> </span>Sigcis <<a href="mailto:members@sigcis.org" target="_blank">members@sigcis.org</a>><br><b>Subject:</b><span> </span>[SIGCIS-Members] Tree diagrams in computer science and other fields (i.e. genealogy)</font><div> </div></div><div lang="EN-GB" style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:11pt">Dear Colleagues,</span></div><p style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:11pt"> </span></p><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:11pt">A little query sent across the lockdowns and quarantines: Can anyone recommend scholarship on the tree-style diagrams that circulate both in computer science and a wide range of other fields, for example, genealogy, kinship? Is there any good work on the history of these diagrams, their intersection, and what they might say about possible links in styles of reasoning across fields that might, otherwise, seem remote?</span></div><p style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:11pt"> </span></p><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:11pt">Thanks for your thoughts,<span> </span></span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:11pt">b</span></div><p style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica"> </span></p><p style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica"> </span></p><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">-- </span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">Bernard Dionysius Geoghegan</span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">Senior Lecturer in the History and Theory of Digital Media</span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">Chair of the UG Assessment Board, Digital Culture</span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica"><a href="http://www.bernardg.com" target="_blank">www.bernardg.com</a></span></div><p style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica"> </span></p><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">Department of Digital Humanities</span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">King's College London </span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">The Strand Building</span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">Room S3.08</span></div><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">WC2R 2LS</span></div><p style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica"> </span></p><div style="margin:0cm 0cm 0.0001pt;font-size:12pt;font-family:Calibri,sans-serif"><span style="font-size:14pt;font-family:Helvetica">Office: +44 (0)20 7848 4750</span></div></div></div><span style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline">_______________________________________________</span><br style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none"><span style="font-family:Helvetica;font-size:10px;font-style:normal;font-variant-caps:normal;font-weight:normal;letter-spacing:normal;text-align:start;text-indent:0px;text-transform:none;white-space:normal;word-spacing:0px;text-decoration:none;float:none;display:inline">This email is relayed from members at <a href="http://sigcis.org" target="_blank">sigcis.org</a>, the email discussion list of SHOT SIGCIS. Opinions expressed here are those of the member posting and are not reviewed, edited, or endorsed by SIGCIS. The list archives are at <a href="http://lists.sigcis.org/pipermail/members-sigcis.org/" target="_blank">http://lists.sigcis.org/pipermail/members-sigcis.org/</a> and you can change your subscription options at <a href="http://lists.sigcis.org/listinfo.cgi/members-sigcis.org" target="_blank">http://lists.sigcis.org/listinfo.cgi/members-sigcis.org</a></span></div></blockquote></div><br></div></div></div></div>_______________________________________________<br>
This email is relayed from members at <a href="http://sigcis.org" rel="noreferrer" target="_blank">sigcis.org</a>, the email discussion list of SHOT SIGCIS. Opinions expressed here are those of the member posting and are not reviewed, edited, or endorsed by SIGCIS. The list archives are at <a href="http://lists.sigcis.org/pipermail/members-sigcis.org/" rel="noreferrer" target="_blank">http://lists.sigcis.org/pipermail/members-sigcis.org/</a> and you can change your subscription options at <a href="http://lists.sigcis.org/listinfo.cgi/members-sigcis.org" rel="noreferrer" target="_blank">http://lists.sigcis.org/listinfo.cgi/members-sigcis.org</a></blockquote></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div>Evan Hepler-Smith</div><div><a href="mailto:evan.heplersmith@gmail.com" target="_blank">evan.heplersmith@gmail.com</a><br>339.203.1096</div><div><a href="http://evanheplersmith.com" target="_blank">evanheplersmith.com</a></div></div></div></div></div>