In this week's edition of the ArtTactic Podcast, we speak with Yan Walther, managing director of SGS Art Services, which offers a wide range of highly technical and analytical services for the art world. First, Yan addresses the reasons behind the increasing numbers of fraudulent artworks on the market and how SGS' technologies protect buyers from acquiring such artworks. Also, he explains why traditional condition reports are inadequate in today's art market. Then, Yan speculates on some of the technological trends he envisions the art world embracing over the next few years.