Calder Gardens, which will be housed in a Herzog & de Meuron-designed building on Benjamin Franklin Parkway, has also appointed a senior director of programmes

Plus, William Edmondson in Philadelphia and Zinzi Minott's Windrush 75 film in London

The annual gathering organised by the American Law Institute and co-sponsored by the Smithsonian took place recently in Philadelphia

The career of the self-taught artist, who was the first Black artist to have a solo show at MoMA, is explored at the Barnes Foundation in Philadelphia

The $70m centre will feature indoor and outdoor spaces with rotating exhibitions of Calder’s work

The works were discovered during preparatory forensic analysis for a new exhibition in Philadelphia

An exhibition tracks Albert C. Barnes’s brief but significant collecting spree of Native objects

Exhibition at the Barnes Foundation looks at how the artist who had modelled for Renoir and Toulouse-Lautrec brought a new perspective to paintings of women

As venues experiment with selling virtual exhibition tours, talks and workshops online, the key to success may be an emphasis on the expert, bespoke and exclusive

A side-by-side show at the Barnes Foundation brings together two Expressionist greats who fused the figurative and the abstract in their work

Institutions act on go-ahead from the city after their second closing in November

Move by Washington, DC museums comes amid a wave of new US closures

Images of the Kennedys, Martin Luther King Jr. and the Watergate scandal go on show at the Barnes Foundation in Philadelphia

Barnes Foundation’s sale of founder’s items follows nominal payment for lease of valuable land

Kobro and Strzeminski, Bernd and Hilla Becher, and Pierre-Auguste and Jean Renoir's relationships are each subject to in-depth review