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Ken Levy
Ken Levy

About Ken Levy

Ken Levy, PhD, is CEO and co-founder of 4-Tell, a technology company that increases sales for online retailers with personalized cross-sell and up-sell. An acknowledged thought leader in the rapidly evolving space of cross-channel personalization and product recommendations, Ken is passionate about helping merchants provide online shoppers the best experience possible. You can reach him at [email protected] or by visiting

Cross-Selling for the Holiday Season

As the holiday season has arrived, online retailers should be looking at ways they can entice “showrooming” shoppers to stay on their..

December 7, 2012 with 0 Comments

Personalization & Recommendation Technology: 5 Aspects of Top Online Solutions

Product or content recommendation technology enables companies to more easily and more efficiently meet consumer desires and expectations…

October 30, 2012 with 2 Comments

The Future of Mobile Recommendations

Many hurdles stand in the way of mobile recommendations, so make it easy for your mobile shoppers to find what they need with..

September 26, 2012 with 0 Comments

The Hidden Costs of Manual Product Recommendations

Most retailers understand they need to have product recommendations in order to provide an engaging shopping experience for their..

August 29, 2012 with 0 Comments

Beyond Cart Value: Finding ROI in Recommendation Tools

While many people in retail now know the importance of recommendations and agree that they increase cart value, there’s still some..

August 1, 2012 with 0 Comments