Marian Rogers Croak


           Marian Roger Croak was born in the year 1955 in penny Sylvania ,little was known about her family ,she was raised in new York .She spoke a lot about her father has impacted and influenced in her education and success throughout her childhood ,she was pushed by her father to pursue her passion ,goal and ambition for science illustrated through many creative ways, such as building chemistry lab in her home.


Croak grew up in New York City. She attended Princeton University and completed her doctoral studies at the University of Southern California in 1982, specialising in social psychology and quantitative analysis.


She joined AT&T at Bell Labs in 1982. She advocated for switching from wired phone technology to internet protocol. She holds more than two hundred patents, including more than one hundred in relation to Voice over IP. She pioneered the use of phone network services to make it easy for the public to donate to crisis appeals. When AT&T partnered with American Idol to use a text message voting system, 22% of viewers learned to text to take part in the show. She filed the patent for text-based donations to charity in 2005.                                                                                                                                                                                                                                                                                                                         

In 2012 Croak wrote a letter to young women in technology in the Huffington Post. She was inducted into the Women in Technology Hall of Fame in 2013. She was elected as Vice Chair of ATIS, a technology development organisation. She was honoured for “Outstanding Technical Contribution – Industry” at the 28th annual Black Engineer of the Year Awards (BEYA) Science Technology Engineering and Mathematics (STEM) Conference in Washington, D.C. in 2014. In the same year she was listed in the Most Influential Women in Wireless list by FierceWireless. She was further                                                                        at Culture Shifting: A Weekend of Innovation in 2014.

In 2014 she left AT&T to join Google, where she serves as a Vice President for Engineering. She led Google‘s service expansion into emerging markets, including managing the team who developed the initial communications technology for Project Loon which uses balloons to extend coverage. She led the deployment of wifi across India’s railway system, dealing with extreme weather and high population density. Since 2017, she has assumed responsibility for reliability engineering for many Google services. She serves on the board of directors of the Centre for Holocausts, Human Rights & Genocide Education and is a member of the Corporate Advisory Board of the University of Southern California. She is the mother of three adult children, two sons and a daughter.


Dr. Croak holds more than 200patents and has more than 100pending applications. Her many achievements include:

  • Pioneering work advancing the Voice over Internet Protocol (VoIP) with inventions that made internet phone calls more reliable and secure
  • Text-to-donate technology inspired by Hurricane Katrina that revolutionized how people give to charitable organizations
  • Work on the telephone network and voting system used for American Idol

Dr. Croak is now vice president for site reliability engineering at Google, Inc., where she works on initiatives such as the LoonTM project, which seeks to use high-altitude balloons as cell towers for Wi-Fi access to trains in rural India and other parts of the world.


Dr. Marian Croak has received many awards, such as;

  • 2013 and 2014 edision patent  award
  • 28th Annual Black Engineer of the year award in 2014

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