<!DOCTYPE html><HTML lang="en"> <head><meta charset="utf-8"> <title>Mackie (Penelope) - Sortal Concepts and Essential Properties (Theo Todman's Book Collection - Paper Abstracts) </title> <link href="../../TheosStyle.css" rel="stylesheet" type="text/css"><link rel="shortcut icon" href="../../TT_ICO.png" /></head> <BODY> <CENTER> <div id="header"><HR><h1>Theo Todman's Web Page - Paper Abstracts</h1><HR></div><A name="Top"></A> <TABLE class = "Bridge" WIDTH=950> <tr><th><A HREF = "../../PaperSummaries/PaperSummary_04/PaperSummary_4463.htm">Sortal Concepts and Essential Properties</A></th></tr> <tr><th><A HREF = "../../Authors/M/Author_Mackie (Penelope).htm">Mackie (Penelope)</a></th></tr> <tr><th>Source: Philosophical Quarterly 44.176, July 1994, pp. 311-333</th></tr> <tr><th>Paper - Abstract</th></tr> </TABLE> </CENTER> <P><CENTER><TABLE class = "Bridge" WIDTH=600><tr><td><A HREF = "../../PaperSummaries/PaperSummary_04/PaperSummary_4463.htm">Paper Summary</A></td><td><A HREF = "../../PaperSummaries/PaperSummary_04/PaperCitings_4463.htm">Books / Papers Citing this Paper</A></td><td><A HREF = "../../PaperSummaries/PaperSummary_04/PapersToNotes_4463.htm">Notes Citing this Paper</A></td></tr></TABLE></CENTER></P> <hr><P><FONT COLOR = "0000FF"><U>Philosophers Index Abstract</U><FONT COLOR = "800080"><ol type="1"><li>The paper discusses '<a name="1"></a><A HREF="../../Notes/Notes_0/Notes_10.htm">sortal</A><SUP>1</SUP> essentialism': the view that some <a name="2"></a><A HREF="../../Notes/Notes_0/Notes_10.htm">sortal</A><SUP>2</SUP> concepts represent essential properties of the things that fall under them. </li><li>Although <a name="3"></a><A HREF="../../Notes/Notes_0/Notes_10.htm">sortal</A><SUP>3</SUP> essentialism is widely accepted, there is a dearth of theories purporting to explain why some <a name="4"></a><A HREF="../../Notes/Notes_0/Notes_10.htm">sortals</A><SUP>4</SUP> should have this characteristic. </li><li>The paper examines two theories that do attempt this explanatory task, theories proposed by Baruch Brody and David Wiggins. </li><li>It is argued that Brody's theory rests on an untenable principle about "de re" <a name="5"></a><A HREF="../../Notes/Notes_1/Notes_121.htm">modality</A><SUP>5</SUP>, while Wiggins' theory appeals to a thesis about principles of <a name="6"></a><A HREF="../../Notes/Notes_0/Notes_77.htm">individuation</A><SUP>6</SUP> that is either unjustified, or vacuous and incapable of supporting <a name="7"></a><A HREF="../../Notes/Notes_0/Notes_10.htm">sortal</A><SUP>7</SUP> essentialism.</li></ol></FONT><FONT COLOR = "0000FF"><HR></P><a name="ColourConventions"></a><p><b>Text Colour Conventions (see <A HREF="../../Notes/Notes_10/Notes_1025.htm">disclaimer</a>)</b></p><OL TYPE="1"><LI><FONT COLOR = "0000FF">Blue</FONT>: Text by me; &copy; Theo Todman, 2018</li><LI><FONT COLOR = "800080">Mauve</FONT>: Text by correspondent(s) or other author(s); &copy; the author(s)</li></OL> <BR><HR><BR><CENTER> <TABLE class = "Bridge" WIDTH=950> <TR><TD WIDTH="30%">&copy; Theo Todman, June 2007 - August 2018.</TD> <TD WIDTH="40%">Please address any comments on this page to <A HREF="mailto:theo@theotodman.com">theo@theotodman.com</A>.</TD> <TD WIDTH="30%">File output: <time datetime="2018-08-03T00:11" pubdate>03/08/2018 00:11:19</time> <br><A HREF="../../Notes/Notes_10/Notes_1010.htm">Website Maintenance Dashboard</A></TD></TR> <TD WIDTH="30%"><A HREF="#Top">Return to Top of this Page</A></TD> <TD WIDTH="40%"><A HREF="../../Notes/Notes_11/Notes_1140.htm">Return to Theo Todman's Philosophy Page</A></TD> <TD WIDTH="30%"><A HREF="../../index.htm">Return to Theo Todman's Home Page</A></TD> </TR></TABLE></CENTER><HR> </BODY> </HTML>