Haselum (pictured) was most recently global client partner at InSites Consulting and has held senior roles at Join the Dots, Harris Interactive and Aba Quality Monitoring.

The appointment follows other senior appointments by Behaviorally including Liam Gilbert as vice-president at its Australia practice and Lonneke de Roo as senior vice-president at its Geneva office.

Crispin Beale, group president at Behaviorally, said: “We’re very excited to have Jeff joining our growing team during such an exhilarating time as we anchor our New York customer success practice at a new Manhattan location.

“Jeff’s experience in behavioural insights, managing the needs of tier-one clients, and leading a team of researchers to achieve global revenue growth, makes him the ideal candidate to help us reach our own growth objectives.”