Peter Ludwig was a celebrated entrepreneur and popular social activist in Germany as well as a world-famous collector with thousands of invaluable art works.

彼得·路德维希是德国著名的企业家和受欢迎的社会活动家，也是世界著名的收藏家，拥有数千件无价的艺术品。

youdao

Zhu Xuanxian, 1927 (Zhejiang)---2002 (Chongqing), outstanding traditional Chinese painting artist, woodblock artist, caricaturist and art activist.

朱宣咸（1927--2002），杰出的中国画画家、版画家、漫画家与美术活动家。

youdao

This year he named artist and community activist Theaster Gates known for installation art, pottery, music and other performance art as the university's director of the Arts and Public Life Initiative.

WSJ: Robert Zimmer | Where Theory and Practice Make Perfect | Cultural Conversation by Joel Henning

The 83-year-old activist is a trustee of the University of California at Santa Barbara Foundation, the Rubin Museum of Art, and the Creative Vision Foundation.

FORBES: Philanthropist Eva Haller, 83, Receives Inaugural Mentoring Award At Women's Summit