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+++ b/pages/index.org
@@ -1,4 +1,4 @@
-# Copyright (C) 2013-2021 Yuchen Pei.
+# Copyright (C) 2013-2023 Yuchen Pei.
# Permission is granted to copy, distribute and/or modify this
# document under the terms of the GNU Free Documentation License,
@@ -7,7 +7,11 @@
# no Back-Cover Texts. You should have received a copy of the GNU
# Free Documentation License. If not, see <https://www.gnu.org/licenses/>.
-# This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 International License. To view a copy of this license, visit http://creativecommons.org/licenses/by-sa/4.0/ or send a letter to Creative Commons, PO Box 1866, Mountain View, CA 94042, USA.
+# This work is licensed under the Creative Commons
+# Attribution-ShareAlike 4.0 International License. To view a copy of
+# this license, visit http://creativecommons.org/licenses/by-sa/4.0/
+# or send a letter to Creative Commons, PO Box 1866, Mountain View, CA
+# 94042, USA.
#+title: Yuchen Pei
@@ -15,23 +19,21 @@ Hello! I am Yuchen. You have reached my personal website.
I am a programmer, mathematician and free software advocate.
-I did a PhD at the [[https://warwick.ac.uk/fac/sci/masdoc][MASDOC program at Warwick]], and spent two years in a
-postdoc position at [[http://cmsa.fas.harvard.edu][CMSA at Harvard]] and another one and a half years
-at the [[https://www.math.kth.se/RMSMA/][KTH RMSMA group]]. My research was on probability and algebraic
+I did a PhD in Mathematics and Statistics at the [[https://warwick.ac.uk/fac/sci/masdoc][MASDOC program at
+Warwick]], and spent some years in postdoc positions at [[http://cmsa.fas.harvard.edu][CMSA at Harvard]]
+and the [[https://www.math.kth.se/RMSMA/][KTH RMSMA group]]. My research was on probability and algebraic
combinatorics.
-After retiring from academia I worked as a full stack web developer
-for two years, writing C++, Python and Typescript, as well as
-occassionaly grilling people on algorithms and data structure (aka
-tech interviews).
+Since leaving academia I have been mainly working as a computer
+programmer. In my personal capacity I enjoy writing Emacs packages,
+and you can find many of them on [[https://g.ypei.me/][my cgit instance]].
As a free software advocate, I am an associate member and licensing
volunteer of the [[https://fsf.org][Free Software Foundation]], and a maintainer of [[https://www.gnu.org/software/librejs/][GNU
-LibreJS]] and [[https://h-node.org][h-node.org]]. You can read about [[file:./my-computing.org][how I do my computing]] as a
-person on the [[https://fsf.org/campaigns/campaigns-summaries#ladder][freedom ladder]]. In my past academic life I also applied
-the philosophy of free software to knowledge and research. For example
-I shared my research in Robinson-Schensted algorithms as a [[https://toywiki.xyz][wiki]] under
-a free Creative Commons license. I believe anyone can be an academic,
+LibreJS]] and [[https://h-node.org][h-node.org]]. In my past academic life I also applied the
+philosophy of free software to knowledge and research. For example I
+shared my research in Robinson-Schensted algorithms as a [[https://toywiki.xyz][wiki]] under a
+free Creative Commons license. I believe anyone can be an academic,
seeking truth and sharing their findings with the public.
I can be reached at: xU)U1M2fEQL6bfYGpwSG (PGP key: [[/assets/ypei-pubkey.txt][47F9 D050 1E11