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While artificial intelligence has taken the limelight over the past year, technology that can appear to operate like human brains has been top of mind for researchers, investors and tech executives in Silicon Valley and beyond for more than a decade.Here are some of the people involved in the origins of the modern A.I. movement who have influenced the technology’s development.Credit...Jim Wilson/The New York TimesSam AltmanMr. Altman is the chief executive of OpenAI, the San Francisco A.I. lab that made the chatbot ChatGPT that went viral over the past year and ushered in recognition of the power of generative artificial intelligence. Mr. Altman helped start OpenAI after meeting with Elon Musk about the technology in 2015. At the time, Mr. Altman ran Y Combinator, the Silicon Valley start-...

If you have not used one of your Google accounts for a long time, you might want to this week. Inactive accounts will start vanishing on Dec. 1.Google announced in May that it would start deleting accounts that had been idle for two years and said the policy would begin in December.That means that anything stored in Gmail or other Google products like Photos, Docs, Drive, Meet and Calendar could be deleted.Accounts are considered active if a user signs in and performs any one of a number of actions, including reading or sending an email, watching a YouTube video or using Google’s search. The user must be logged in to the account for the action to count.The company said when it announced the policy that it was for security reasons: Accounts that have not been used for a long time are more l...

Police departments from New Jersey to California have been sounding the alarm in recent days about NameDrop, a new feature of the Apple iPhone’s latest operating system that allows users to wirelessly exchange contact information.Apple declined to comment, but experts say the warnings that “scammers and thieves” could exploit the feature to harvest a user’s personal information appear to be overblown, if not entirely unfounded.For starters, the devices must be practically touching for NameDrop to work, and both users must agree to share the information.Mark Bartholomew, a law professor who focuses on cyber law at the University at Buffalo, said that NameDrop had enough stopgaps in place to prevent someone’s information from being stolen.“To the extent there’s panic here about nonconsensual...