
Actress and filmmaker Goo Hye Sun officially earned a master’s degree from KAIST, while also launching sales of her patented hair roller product, 'KOOROll.'
On March 4, Goo shared a heartfelt message on her social media account, posting, “Thank you ♥,” along with a photo commemorating her graduation. In the image, she is seen wearing a graduation cap and smiling brightly at the ceremony.
According to the degree certificate she revealed, Goo completed the master’s program in Science Journalism at KAIST’s Graduate School of Future Strategy and successfully passed the academic review process. The certificate states that she fulfilled the requirements for the degree and was formally recognized by the academic and research review committee, thereby being awarded a Master of Engineering.

On the same day, Goo also introduced the official sales website for her self-researched, developed, and patented hair roller brand, 'KOOROll.' The product is currently priced at 13,000 KRW (about 10 USD) per unit, while a set of two is available for 25,000 KRW (about 19 USD).
Goo Hye Sun continues to expand her career beyond the entertainment industry, balancing academic achievement with entrepreneurial ventures.
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