Articles by Trent Mankelow

Sam Ng and Trent Mankelow are the founders and directors of Optimal Usability, New Zealand’s largest usability consulting firm. Both Sam and Trent played leading roles in establishing the Usability Professional Association in New Zealand. For further information, visit

Usability Engineering in New Zealand

New Zealand, traditionally an early adopter of technology, is seen as a great “test location” by many companies. Awareness of the business benefits of usability is growing. [Read More]