From the website:
evo* comprises the premier co-located conferences in the field of Evolutionary Computing: eurogp, evocop, evobio and evoapplications.
Featuring the latest in theoretical and applied research, evo* topics include recent genetic programming challenges, evolutionary and other meta-heuristic approaches for combinatorial optimization, evolutionary algorithms, machine learning and data mining techniques in the biosciences, in numerical optimization, in music and art domains, in image analysis and signal processing, in hardware optimization and in a wide range of applications to scientific, industrial, financial and other real-world problems.
Conference is 27-29 April 2011 in Torino, Italy.
Even if you are not in the neighborhood, the paper abstracts make an interesting read!