This is the web­site of Gw­ern Bran­wen. I write about psy­chol­o­gy, sta­tis­tics, and tech­nol­o­gy. I am best known for work on the dark­net mar­kets & Bit­coin, blinded self-ex­per­i­ments, dual n-back & spaced rep­e­ti­tion, and anime neural net­works.

For in­for­ma­tion about my site’s phi­los­o­phy, method, traffic sta­tis­tics, and im­ple­men­ta­tion, see the About page; for in­for­ma­tion about my­self, my use of other web­sites, and con­tact in­for­ma­tion, see the Links page; for in­for­ma­tion about new pages, see the Changelog; to re­ceive up­dates, news, & re­views, sub­scribe to the newslet­ter (archives).