How has the way art surveyors assess the provenance of art and antiquities changed over the years? And what unique challenges are there in authenticating and valuing artworks from different regions and eras? These are some of the topics considered in the latest episode of the Modus podcast Building the Future.

Speaking on the podcast are Marianne Magnin, executive director at Art Identification Standard (AIS), Alvah Beander FRICS, president of Melanin Art Appraisals, and Aubrey Catrone, owner of Proper Provenance.

Find out how a postcard discovered in the 1960s allowed the heirs to a Kandinsky painting worth $44m to prove rightful ownership, as well as why blockchain technology is only as reliable as the people inputting the data.