Sullivan joins the firm from Nielsen where she was global marketing manager of consumer online access panels and based in Sydney.

During her time with Nielsen Sullivan conducted the first industry-supported online advertising effectiveness study in Australia, New Zealand and Hong Kong and was responsible for centralising best practices across the YourVoice and Bases panels.

At SSI Sullivan will be responsible for making sure that respondents have a “positive experience” throughout the research process and increasing access to people in the region.

Rene Bos, SSI’s managing director for Asia Pacific, said: “Jessica has spearheaded many innovations in the areas of offline and online panel marketing research and communications. Her experience will be invaluable in continuing to develop leading solutions in access and engagement for SSI in Asia Pacific.”