Kimberly Powell, a longtime Nvidia Corp. executive who built the chipmaker's health care business, has been drawn into the scandal surrounding Chief Executive Jensen Huang.

On Wednesday, The New York Times reported that Huang had an extramarital relationship with Powell, citing five people who previously worked at Nvidia. Nvidia, Huang and Powell have not confirmed the report.

Within hours, The Wall Street Journal reported that Nvidia's board was preparing to oust Huang. Reuters later reported that the board was meeting late Wednesday to decide his future.

Here are 10 things to know about Powell.

1. She runs Nvidia's global health care business

Powell is Nvidia's vice president of health care. She is responsible for the company's worldwide health care business, including hardware and software platforms for accelerated computing, AI and visualization.

Those platforms support medical imaging, life sciences, drug discovery and health care analytics. Some recent event listings describe her title as vice president of health care and life sciences.

2. She is one of Nvidia's longest-serving executives

Powell joined Nvidia in 2008 and has worked at the company for more than 18 years. That makes her one of Nvidia's longest-tenured senior leaders.

In an episode of the "Lifers" podcast published in August, she described the job as a "dream come true." She said she first contacted Nvidia to discuss its computing chips.

3. She is an engineer by training

Powell started her career on the engineering side of health technology, not in medicine. She worked in engineering and product management of diagnostic display systems at Planar........

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