Klaas Jan van den Berg Institute for Cultural Heritage, Netherlands (and Institute of the Dutch Ministry of Education, Culture and Science).

• From the content: 1. 20th Century Oil Paint. The interface between science and conservation and the challenges for modern oil paint research .- 2. Do we see what we know or do we know what we see? Conservation of oil paintings in the Stedelijk Museum Amsterdam.- 3. Towards interpretation of making, meaning, and change in British 20th century oil paintings: the relevance of an artist’s paint archive.- 4. The delight of modern organic pigment creations.- 5. Modern Oil Paints – Formulations, organic additives, and degradation: some case studies.- 6. Distinction by micro-Raman spectroscopy and chemometrical analysis of copper phthalocyanine blue polymorphs in oil-based and acrylic paint samples.- 7. Charting the development of oil-based enamel paints through the correlation of historical paint technology manuals with scientific analysis.- 8. Hans Hofmann’s last lesson: a study of the artist’s materials in the last decade of his career. 9. Théorème de Gödel by Georges Mathieu, 1957. Study and restoration: consolidation through cohesive regeneration using a solvent.- 10. Non-traditionally painted oil painting: how to treat it properly? Josip Vaništa’s Cakes (1955).- 11. Conservation Issues in Several 20th-Century Canadian Oil Paintings: The Role of Zinc Carboxylate Reaction Product.- 12. Zwei Jünglinge und Zwei Mädchen, a tempera painting by Otto Mueller, circa 1917. Paint analysis and reconstruction.- 13. Metal soaps and visual changes in a painting by René Magritte –The Menaced Assassin, 1927.- 14. Fleurs Grises - A delicate surface. Difficult to clean - Essential to protect.- 15. Derivatisation technique for infrared spectroscopy - Characterisation of oxidative ageing products in modern oil paint. 16. Investigating fluidizing dripping pink commercial paint on Van Hemert’s Seven-series works from 1990-1995.- 17. Hard dry paint, softening tacky paint, and exuding drips on Composition (1952) by Jean-Paul Riopelle.- 18. Zinc white and the influence of paint composition forstability in oil based media.- 19. It's surreal: zinc-oxide degradation and misperceptions in Salvador Dalí’s Couple with Clouds in their Heads, 1936.- 20. Water Sensitive Oil Paints in the 20th Century: A study of the distribution of water-soluble degradation products in modern oil paint films.- 21. An investigation into the viability of removal of lead soap efflorescence from contemporary oil paintings.- 22. Set back the race: Treatment strategies for running oil paint.- 23. Sensitivity of modern oil paints to solvents. Effects on synthetic organic pigments.- 24. Dry Cleaning: research and practice.- 25. New Approaches to Surface Cleaning of Unvarnished Contemporary Oil Paintings - Moist Sponges and Cloths.- 26. Agar - a new tool for the surface cleaning of water sensitive oil paint?.- 27. Investigation into the surface conductivity of water-sensitive modern oil paints.