How welcome are selfies in modern art galleries and museums? What kind of labelling should be on display and should more objects be repatriated?

Laurence des Cars became Director of the Musée de l’Orangerie in 2014. From 2007 to 2014, she was the French operator responsible for the development of the Louvre Abu Dhabi.

Philip Tinari is Director and CEO of UCCA Center for Contemporary Art in Beijing. During his tenure, UCCA has mounted more than seventy exhibitions. From 2009 to 2012 he founded and edited LEAP, the first internationally distributed, bilingual magazine of contemporary art in China

Kennie Ting is the Director of the Asian Civilisations Museum and the Peranakan Museum, and concurrently Group Director, Museums at the National Heritage Board (NHB) Singapore. He has changed the focus from a geographical to a thematic, cross-cultural way of looking at art. He is the author of The Romance of the Grand Tour – 100 Years of Travel in South East Asia and Singapore 1819 – A Living Legacy.

You can hear Michael Govan, Sabine Haag and Hartwig Fischer in The Frieze Debate: Museums in the 21st Century https://bbc.in/2O5LF6V and this year's in depth conversation with Michael Govan is also available as a BBC Arts&Ideas podcast https://bbc.in/2mST8tn and in the visual arts playlist on the Free Thinking website.