Our latest papers are:
Secure Sampling of Public Parameters for Succinct Zero Knowledge Proofs
Eli Ben-Sasson, Alessandro Chiesa, Matthew Green, Eran Tromer, Madars Virza
S&P 2015 (36th IEEE Symposium on Security and Privacy)
Cluster Computing in Zero Knowledge [ePrint]
Alessandro Chiesa, Eran Tromer, Madars Virza
EUROCRYPT 2015 (34th International Conference on the Theory and Applications of Cryptographic Techniques)
See here for our previous papers.