• Kelly Criterion in detail http://www.elem.com/~btilly/kelly-criterion/ 8 comments 10/12/2016
• Effective A/B Testing http://elem.com/~btilly/effective-ab-testing/ 5 comments 19/5/2015
• A/B Testing With Limited Data http://elem.com/~btilly/ab-testing-multiple-looks/part2-limited-data.html 20 comments 12/2/2013
• A/B Testing Rigorously (without losing your job) http://elem.com/~btilly/ab-testing-multiple-looks/part1-rigorous.html 48 comments 24/1/2013
• Ben Tilly: Effective A/B Testing http://elem.com/~btilly/effective-ab-testing/ 3 comments 12/9/2009