I am a professor of Computer Science
at the University of California, Santa Cruz
This is my official UCSC home page.
- Crowdsourcing, reputation systems, open collaboration, the social web.
- Software design and analysis.
- Turning ideas into practice! Collaborating with startups and established companies in Silicon Valley and beyond.
- CrowdGrader, a system for crowdsourcing the grading of homework assignments. Students upload their submissions to homework assignments, and then review and grade each others' solutions. The system then computes consensus grades for the submissions, relying on a reputation system. You can:
See also the past and archived projects.
- Reputation systems for collaboration.
Selected Recent Papers
All my publications, by topic.
- L. de Alfaro, M. Shavlovsky. CrowdGrader: Crowdsourcing the Evaluation of Homework Assignments. SIGCSE 2014, ACM. PDF
- L. de Alfaro, B. Adler. Content-Driven Reputation for Collaborative Systems. In Proceedings of Trustworthy Global Computing 2013.Lecture Notes in Computer Science, Springer, 2013. PDF
- L. de Alfaro, M. Shavlovsky. CrowdGrader: Crowdsourcing the Evaluation of Homework Assignments. Technical report UCSC-SOE-13-11, August 2013. This is a somewhat extended version of the SIGCSE 2014 paper, containing also details on the crowd-sourcing algorithms. Abstract, PDF
- L. de Alfaro, M. Shavlovsky. Attributing Authorship of Revisioned Content. Proceedings of WWW 2013: 22nd International Conference on the World Wide Web, 2013. PDF
Interested in UCSC?
is a great university where to study for an undergraduate or graduate degree. UCSC combines a wonderful campus, academically excellent degree programs, and a proximity to Silicon Valley that makes industrial collaborations, startups, exchange of ideas, and internships very easy. If you are considering UCSC for your undergraduate or graduate studies, you might want to check where my past collaborators are now
. The strongest testament to the excellence of a program are the careers of the people who were part of it!