Download our FREE ebook of 43 A/B testing case studies from the world's leading companies for test ideas and inspiration. Download Now

Optimizely Blog

Tips & Tricks for Building Your Experimentation Program

Optimizely Academy: Now with Persona Paths


Optimizely’s Academy was first released five years ago in April 2014. It was developed as a short series of lessons to walk users through our product. As is Optimizely’s nature, we’ve experimented and iterated on the Academy for years in response to our users’ increasing demand for experimentation and product knowledge. In earlier iterations, the […]

Holiday Testing: Challenging the Negatives


Holiday Testing: Challenging the Negatives

“Too much traffic will cause bugs in my experiments.” “I won’t be able to generalize my results from testing during the holidays.” “Holiday testing?  Our dev team would never let that happen!” These are just a few of the many excuses I’ve heard from experimenters when talking about holiday testing.  I take a deep sigh […]