Uniphore, which uses AI to improve customer support in call centers, raises a $400M Series E at a $2.5B valuation led by NEA (Kenrick Cai/Forbes)

Kenrick Cai / Forbes:
Uniphore, which uses AI to improve customer support in call centers, raises a $400M Series E at a $2.5B valuation led by NEA  —  When Umesh Sachdev was pitching at a 2017 MIT event in New Delhi, he stood out to an important visitor: John Chambers.  After retiring from his decades-long stint …