https://www.bbc.com/news/world-us-canada-65402979
To protect his career, prosecutors in Boston said the professor knowingly hid his involvement in China's "thousand talents plan", which aims to attract foreign research specialists.
Filings said he was also given more than $1.5m to establish a research lab at the university and was expected to work for the university, applying for patents and publishing articles in its name.
Though his involvement is not a crime, prosecutors said Lieber "purposely and repeatedly" lied to authorities about his affiliation with the university in Wuhan and failed to declare income earned in China.