Our multidisciplinary team of scientists, imaging specialists, and technical art historians is led by Nica Gutman Rieppi and Jilleen Nadolny.

Our team has extensive experience working in the field of scientific art analysis, from ancient artifacts to contemporary pieces, with an unparalleled track record of success in the support of art authentication.

NICA GUTMAN RIEPPI

NICA GUTMAN RIEPPI

MANAGING DIRECTOR

NICA GUTMAN RIEPPI

NICA GUTMAN RIEPPI

MANAGING DIRECTOR

Nica Gutman Rieppi is the Managing Director at ArtDiscovery and has worked on many high-profile projects, including the rediscovery of Leonardo da Vinci’s lost Salvator Mundi. She assists the foremost art advisors, auction houses, galleries and private collectors around the world, helping bring value to their works of art. Ms. Rieppi gained her expertise working at world-class institutions and collections, including the Philadelphia Museum of Art, the Los Angeles County Museum of Art, and the San Francisco Museum of Modern Art, as well as the renowned Samuel H. Kress collection. She is a respected speaker, having lectured across the globe for esteemed institutions such as the Institute of Fine Arts at NYU, Sotheby’s Institute, Christie’s Education, Korean Art Management program in Seoul Korea, as well as the Metropolitan Museum of Art. Ms. Rieppi’s findings on technical art analysis have been widely published and her work has gathered world-wide attention in publications such as Heritage Science, Time Magazine, The New York Times, Town & Country as well as in PBS, Netflix and other global media outlets. Nica obtained a BA in History of Art and French from Emory University, Atlanta, a MA and Certificate of Advanced Study in Art Conservation at the State University College, Buffalo, and a MA in History of Art at the Institute of Fine Arts, New York University.
DR. JILLEEN NADOLNY

DR. JILLEEN NADOLNY

DIRECTOR, UK

DR. JILLEEN NADOLNY

DR. JILLEEN NADOLNY

DIRECTOR, UK

Dr. Jilleen Nadolny is the Director of ArtDiscovery’s UK office and has served our clients on a broad range of high-profile projects world-wide over the course of the last decade. She has worked across the art market, with auction houses to law firms, from museums to private collectors. Her research fluency in a number of European languages has enabled ArtDiscovery to successfully undertake complex international projects and her skills in both art history and art science make her an effective project leader. She has worked with catalogues raisonnés and on larger museum investigations as well as with art authenticity disputes for our clients in the legal context. Dr. Nadolny gained her expertise working at a variety of leading institutions both in the USA and Europe. She is a sought-after speaker, having been invited to lecture at, amongst others, the University of Cambridge, Christie’s Education, Sotheby’s Institute, University College London, The Ashmolean Museum, The Technical University (Munich), The Swiss Institute of Art Sciences, and The Academy of Fine Arts (Vienna). She is recognized internationally for her contributions in the field of art technology and has contributed to foundational publications such as Conservation of Easel Paintings, as well as publishing many articles in books and peer-reviewed journals, additionally, editing several collaborative volumes. In the popular press, she has represented the company repeatedly for the BBC, Vice Media, the Süddeutche Zeitung and The Art Newspaper amongst others. Jilleen holds a BFA from Pratt Institute, New York, a double MA degree in History of Art and Art Conservation from New York University and a PhD in Technical Art History from the Courtauld Institute, London. Earlier, she taught technical art history and conservation as Associate Professor of Conservation at the University of Oslo. She is currently a member of ICOM-CC.

Nica and Jilleen are internationally recognised experts in the field of scientific art analysis, having spoken and lectured across the globe for esteemed institutions and have published many peer-reviewed papers.

Nica is the Managing Director of ArtDiscovery worldwide. She holds and MA in Art Conservation, from the State University College, Buffalo, and a MA in History of Art from the Institute of Fine Arts, New York University. Nica’s expertise is in the technical examination of works of art and she has undertaken and published internationally recognized studies. Nica has worked on many high-profile projects, including the rediscovery of Leonardo da Vinci’s lost Salvator Mundi.

Jilleen is the Director of ArtDiscovery’s London office. She holds a double MA degree in History of Art and Art Conservation from New York University and a PhD in Technical Art History from the Courtauld Institute, London. Her research and publications focus on art technology of paintings, the history of scientific analysis of works of art, art forgery and conservation history and ethics.

Some of our team’s most recent publications are:

Gutman Rieppi, N., Price, B.A., Sutherland, K. et al. Salvator Mundi: an investigation of the painting’s materials and techniques. Herit Sci 8, 63 (2020).

Jilleen Nadolny, ‘Poisonous and unstable: iodine-based pigments in the source literature and beyond’. In: Art Technological Sources at the Rise of Modernity. ICOM-CC Working Group on Art Technological Source Research (ATSR) 7th International Symposium, Stuttgart, Germany, 10-11 November 2018, Eds S. Eyb-Green et al. London: Archetype Publications, Ltd. (2017) pp. 88-96.

Our experts’ work spans beyond academic publications and university lectures to popular media. If you want to learn more about our work at ArtDiscovery, here are a few of the several documentaries featuring our team:

VICE, The UK’s Greatest Art Forgers Reveal Their Secrets, 2021

NETFLIX, Connected, The Hidden Science of Everything, 2020

BBC, Britain’s Lost Masterpieces, 2019

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