General Chairs

William W. Cohen
Carnegie Mellon/Google
Nicolas Nicolov
J.D.Power and Associates, McGraw-Hill

Program Chairs

Natalie Glance
Google Inc
Matthew Hurst
Live Labs, Microsoft

Data Chairs

Ian Soboroff
Akshay Java
Live Labs, Microsoft

Panel Chair

Kathy Gill
University of Washington

Local Chair

Cameron Marlow

Tutorials Chair

Chris Diehl
Johns Hopkins University



Closing Remarks




Accepted Papers

Invited Speakers


Call for Papers

Important Dates





ICWSM 2008

ICWSM 2007

Past proceedings

Videolectures from 2008

3rd Int'l AAAI Conference on Weblogs and Social Media

May 17 - 20, 2009, San Jose, California

Sponsored by the Association for the Advancement of Artificial Intelligence.

ICWSM-09 Hotel & Conference Venue

AAAI has reserved a block of rooms at the San Jose Marriott Hotel at reduced conference rates.

San Jose Marriott Hotel
301 South Market Street
San Jose, CA 95113
ICWSM-09 Online Reservations
Reservations by Fax: (408) 280-0212
Toll free number reservations: 1-800-266-9435   8am-9pm Eastern, Monday-Friday
Refer to group name "ICWSM-09"

Conference Rates available May 16 - May 20, 2009
Single or Double Occupancy: $185.00
Check-in time: 3:00 PM
Check-out time: 12:00 Noon
Cut-off date for conference rate reservations: Friday, May 1, 2009

At the Cutoff Date, the Hotel will release the unreserved rooms for general sale, and will determine whether it can accept reservations based on a space and rate available basis at the group rate after this date.

Reservations should be made directly with the San Jose Marriott through one of the methods listed above. The Hotel confirms the following group rates, plus applicable state and local taxes (currently at 10.07%) and a $2.00 Hotel Business Improvement Assessment fee per night.

All reservations must be accompanied by a first night room deposit or guaranteed with a major credit card. The Hotel will not hold any reservations unless secured by this method.


The San Jose Marriott Hotel only offers valet parking services. The cost is $6.00 per vehicle, per hour, with a maximum charge of $25.00 per vehicle, per day. The cost is subject to change without notice. For other local parking options, please check out the link: Public parking can also be found at the San Jose Convention Center which is directly connected to the San Jose Marriott Hotel.


San Jose International Airport
Located two miles north of downtown San Jose, it takes only about 10 minutes to get to the San Jose Marriott Hotel. For complete travel information including parking, directions, alternate transportation options, schedules and rates to and from the airport, please visit


In offering the San Jose Marriott Hotel, San Jose International Airport, and all other service providers (hereinafter referred to as "Supplier(s)" for the International Conference on Weblogs and Social Medi), AAAI acts only in the capacity of agent for the Suppliers that are the providers of the service. Because AAAI has no control over the personnel, equipment or operations or providers of accommodations or other services included as part of the ICWSM-09 program, AAAI assumes no responsibility for and will not be liable for any personal delay, inconveniences or other damage suffered by conference participants which may arise by reason of (1) any wrongful or negligent acts or omissions on the part of any Supplier or its employees, (2) any defect in or failure of any vehicle, equipment or instrumentality owned, operated or otherwise used by any Supplier, or (3) any wrongful or negligent acts or omissions on the part of any other party not under the control, direct or otherwise, of AAAI.

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Sponsored by the Association for the Advancement of Artificial Intelligence. For more info: