The culture and external affairs minister outlined five criteria in terms of what the public should expect of the companies: distribution, audiences, education and community involvement, the need to develop new talent and their international role.

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One idea behind the program is to "work with groups you wouldn't ordinarily work with through the course of your week, " says Lars Schmidt, NPR's senior director of talent acquisition and innovation, who says in past sessions he has helped develop a new social-media training program for staff.

WSJ: The Science of Serendipity in the Workplace

"This city hopefully will bring the tech companies together and spark a new ICT revolution in Ghana, " she says, adding that the project could equip local techies with the necessary skills to develop apps that would solve community problems, as well as provide a platform for tech companies to find new talent and opportunities to invest in.

CNN: 'Africa's tallest building' set for $10 billion tech city