Dr. Krishnamurthy's paper, "On the Emergence of RNA," was featured on the cover of the August issue of the Israel Journal of Chemistry. The cover picture shows the chemical evolution from simple source molecules to polymeric biomolecules. Read more about the different routes leading to the emergence of RNA in the Review by R. Krishnamurthy on page 837. This issue on the Origin of Life is dedicated to Prof. Albert Eschenmoser on the occasion of his 90th birthday.