- VOSS: Theory and design of virtual organizations for citizen science. Partially funded (phase I only) as NSF OCI 09-43049
- SoCS: Socially intelligent computing to support citizen science. Funded as NSF IIS 09-68470
- SoCS: Focusing attention to improve the performance of citizen science systems: Beautiful images and perceptive observers (collaborative with Adler Planetarium). Funded as NSF IIS 12-11071.