<span id="mailbox-conversation">The autocorrect is system-wide in Cocoa text fields. To change it, go to System Preferences -> Keyboard -> Text and uncheck “Correct spelling automatically.” Strangely though I can’t replicate this behavior and furthermore why would you want two spaces after a period?</span><div class="mailbox_signature">
<br>Sincerely,<div><br></div>
<div>Ben Klebe</div>
</div>
<br><br><div class="gmail_quote"><p>On Sun, Jun 7, 2015 at 1:41 PM, Alan Goldsmith <span dir="ltr"><<a href="mailto:alangoldsmith@gmail.com" target="_blank">alangoldsmith@gmail.com</a>></span> wrote:<br></p><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;"><div dir="ltr"><div class="gmail_default" style="font-family:arial,helvetica,sans-serif;font-size:small;color:#000000"><br></div></div></blockquote></div><br>