Find more about the executives that will join our discussions

Vinton G. Cerf
Vice President & Chief Internet Evangelist

Vinton G. Cerf is vice president and Chief Internet Evangelist for Google. He is responsible for identifying new enabling technologies and applications on the Internet and other platforms for the company. Widely known as a "Father of the Internet," Vint is the co-designer with Robert Kahn of TCP/IP protocols and basic architecture of the Internet. From 1994-2005, Vint served as Senior Vice President at MCI. Prior to that, he was Vice President of the Corporation for National Research Initiatives (CNRI), and from 1982-86 he served as Vice President of MCI. During his tenure with the U.S. Department of Defense's Advanced Research Projects Agency (DARPA) from 1976-1982, Vint played a key role leading the development of Internet and Internet-related data packet and security technologies.

Since 2000, Vint has served as chairman of the board of the Internet Corporation for Assigned Names and Numbers (ICANN) and he has been a Visiting Scientist at the Jet Propulsion Laboratory since 1998. He served as founding president of the Internet Society (ISOC) from 1992-1995 and was on the ISOC board until 2000. Vint is a Fellow of the IEEE, ACM, AAAS, the American Academy of Arts and Sciences, the International Engineering Consortium, the Computer History Museum and the National Academy of Engineering.

Vint has received numerous awards and commendations in connection with his work on the Internet, including the Marconi Fellowship, Charles Stark Draper award of the National Academy of Engineering, the Prince of Asturias award for science and technology, the Alexander Graham Bell Award presented by the Alexander Graham Bell Association for the Deaf, the A.M. Turing Award from the Association for Computer Machinery, the Silver Medal of the International Telecommunications Union, and the IEEE Alexander Graham Bell Medal, among many others.

He holds a Ph.D. in Computer Science from UCLA and more than a dozen honorary degrees

  Urs Hölzle
Senior Vice President, Operations & Google Fellow

Urs Hölzle served as the company's first vice president of engineering and led the development of Google's technical infrastructure. His current responsibilities include the design and operation of the servers, networks and datacenters that power Google. He is also renowned for both his red socks and his free-range Leonberger, Yoshka (Google's top dog). Urs joined Google from the University of California, Santa Barbara where he was an associate professor of computer science. He received a master's degree in computer science from ETH Zurich in 1988 and was awarded a Fulbright scholarship that same year. In 1994, he earned a Ph.D. from Stanford University, where his research focused on programming languages and their efficient implementation.

As one of the pioneers of dynamic compilation, also known as "just-in-time compilation," Urs invented fundamental techniques used in most of today's leading Java compilers. Before joining Google, Urs was a co-founder of Animorphic Systems, which developed compilers for Smalltalk and Java. After Sun Microsystems acquired Animorphic Systems in 1997, he helped build Javasoft's high-performance Hotspot Java compiler.

Alexandre Hohagen Alexandre Hohagen
Regional Managing Director for Latin America

Alexandre Hohagen, began his career in the area of communications and marketing with Dow Chemical Brazil, where he managed public relations for Latin America.  In 1995, Alexandre was invited to lead Human Resources for Boehringer Ingelheim and later managed the Human Resources Department of the ABN Amro Bank. In 2000, Alexandre moved to UOL (Universo Online) and worked in a number of different positions, including General Manager of operations for the UOL Global Sales team in the United States and Vice-President of advertising and e-commerce for the company. Following his time at UOL, Alexandre became Head of HBO in Brazil, where he oversaw the operations of the HBO Premium Channel and the Warner Channel. In 2005, he became Head of Google in Brazil.

Alexandre has a degree in Public Relations from the University of São Paulo and postgraduate degrees in management from IMD (Switzerland) and IIHR (Holland).     

Alfonso Luna

Alfonso Luna
Marketing Director for Latin America

Alfonso R. Luna is Marketing Director for Google in Latin America. He is responsible for directing all marketing activities across the region. He has 18 years of international experience in general management, sales and marketing both as an IT industry professional and in academia. Alfonso has also worked for such companies as Microsoft as Director General for the Andean Region as well as Sales Director for the SIGMA Group.

Alfonso received his degree in Computer Systems Engineering from the Institute for Technology and Advanced Studies at the Monterrey Campus in Monterrey, Mexico. He has also pursued studies in the United States at the Massachusetts Institute of Technology and Columbia University.

Alex Dias
Managing Director for Brazil

Alex Dias is head of Google Brazil. Prior to joining Google in mid-2008, Alex spent six years with the SKY/DIRECTV Group, occupying the posts of DIRECTV CEO in Argentina and Uruguay, and launching operations of DIRECTV in Peru, also as its CEO. Prior to these roles, Alex was Director of Sales & Marketing with SKY Brazil.

Before joining SKY/DIRECTV, Alex held posts with McKinsey & Company and with investment banks such as Robertson Stephens (San Francisco, USA) and CSFB-Garantia (São Paulo, Brazil) in the areas of mergers and acquisitions and private equity. Alex's professional experience also includes Arthur Andersen and BankBoston.

Alex holds an MBA from UCLA (University of California - Los Angeles) and a degree in engineering from UNICAMP (Universidade Estadual de Campinas, Brazil). Alex has also completed coursework at Stanford University (United States).

Berthier Ribeiro Neto Berthier Ribeiro Neto
Engineering Director for the Google Research and Development Center, Belo Horizonte, Brazil

Berthier Ribeiro-Neto received his PhD in Computer Science from the UCLA (University of California - Los Angeles) in 1995. He then joined the Computer Science department of the Federal University of Minas Gerais (UFMG) in the city of Belo Horizonte (Brazil) where he devoted himself to research and to teaching a variety of courses related to the Web.

In 1999 he co-authored a book titled, Modern Information Retrieval, which rapidly became one of the field's bestsellers. In 2000, Berthier became one of the founders of Akwan Information Technologies, a startup that developed online search engines. Acquired by Google in 2005, Akwan became Google's Engineering Center for Brazil, and is currently managed by Berthier.

Victor Ribeiro
Product Director for Latin America & Orkut Global Product Lead

Victor Ribeiro is Latin American Product Director and Orkut Global Product Lead at Google. Before joining Google, he worked at Brazilian leading Internet Portal/ISP, UOL (Universo Online) as CTO, CIO, Director of Content and Vice-President of Products and Strategy. Victor is co-founder of Brasil Online, Brazilian largest free-email service, where he also served as COO and CTO. A long time ago, in a galaxy far, far away, Victor founded Miner Technology Group - awarded as best Brazilian web search during the Internet Jurassic age.

Victor holds a bachelor's degree in Applied and Computing Mathematics from Unicamp (Universidade Estadual de Campinas, Brazil) and a master's of science degree in Computer Science from UFMG (Universidade Federal de Minas Gerais, Brazil).


Josh Cohen
Senior Product Manager, Google News

Josh Cohen is responsible for product strategy, marketing and publisher outreach for Google News globally, which is currently available in more than 20 languages and over 40 countries.

Prior to joining Google, Josh was Vice President of Business Development for Reuters Media, the world’s largest news agency.  While at Reuters, he led business development for Reuters Consumer Media team, including all activities with major strategic partners. Josh was responsible for agreements with AOL, Google, MSN, Yahoo! and numerous media companies around the world for content distribution, revenue generation and strategic investments.

  Daniel Ratner
Mechanical Engineer, Google Street View Team

Daniel Ratner leads the development of Street View special collections platforms enabling Street View to boldy go where no Prius has gone before.  Dan instigated and led the newly deployed Google Trike which is currently gathering imagery in areas previously inaccessible to Google's cameras such as Santa Monica's famous Third Street Promenade.  Daniel joined Google's Street View team in 2005. Daniel holds a Master of Science degree in Materials Science and Engineering from University of California at Berkeley

Ricardo Reyes
YouTube Global Communications and Public Affairs Lead

The YouTube communications team helps to deliver YouTube's point of view and shape how people think about YouTube. Ricardo joined YouTube from Google, where he handled litigation, competition, and policy communications issues.

Before joining Google, Ricardo spent ten years in Washington DC, lastly at Bracewell and Giuliani LLC where he led crisis consulting and communications management services. He also served at the White House at the Office of the United States Trade Representative as spokesman from 2001 to 2004.

Before joining the government, he was managing editor of Regulation Magazine,published by the Cato Institute a free market public policy organization, and the editor for Young America's Foundation. In 1996 Ricardo worked as an observer for national elections in his birth country,Nicaragua. Ricardo is a graduate of Rice University in Houston, Texas.