1. Landscaper Leaderboards to Nudge Irrigation Efficiency 1 Silicon Valley Sustainable Landscape Summit March 24, 2014 John B Whitcomb, PhD John@Waterfluence.com www.Waterfluence.com (800) 800-9519

2. Waterfluence Background Started 2003 in San Mateo County 35 CA Communities 4000 Large Landscape Sites: Commercial, HOA, Public Promote Healthy, Attractive Landscapes! Employ social science concepts to engage and motivate Mission: Influence people at large urban landscape sites to irrigate more efficiently by improving metrics, communications and incentives. 2

3. What is a Leaderboard? 3 Table of competitors listed by descending score

4. Leaderboard Examples 4

5. 5

6. 6

7. Scoring 7

8. Keys to Engage Landscapers 8 Competitive Advantage Timely Progression Integrity and Fairness Informational Social Influences: Accept information from another as evidence about reality Normative Social Influences: Why are they doing this?

9. Keys to Engage Landscaper Employers 9 Readily Available Geographically Applicable Accurate Relationships with Owners

10. 10