If you want to contact me, the best way is by e-mail. I also respond on Twitter, but technical or professional conversations there tend to quickly outgrow 140 characters (and I prefer e-mail to Twitter
For professional and academic correspondence, please contact me at Boise State University:
Department of Computer Science
If you are a student in Introduction to Recommender Systems on Coursera looking for course support, please ask questions in the Coursera discussion boards.
If you are a prospective student looking to work in my group, please see my information for prospective students.
My FAQ has answers to a number of questions I receive frequently.
If you want to write to me about personal things (non-academic, related to my personal programming projects, etc.), use my personal address firstname.lastname@example.org. Please do not write to my personal address about classes, my research papers, or LensKit.
On many services, I am
mdekstrand or occasionally
Spring 2022 office hours are 10:30–11:30 AM Tuesdays and 1:30–2:30 PM Thursdays.
Social Media Connections
I invite everyone to follow me on Twitter or Mastodon. Please don’t expect me to automatically follow back, or if I follow you to keep following forever; I optimize my twitter feed to provide a personally useful blend of information, and there are many interesting people I do not follow. If you are a student in one of my classes, I will not follow you until the class is over.
I also welcome LinkedIn connections. If you want to connect with me on LinkedIn, please say something personalized (even if it is just a brief sentence); if we have met in person or communicated on other forums, mentioning those is good.