This tutorial - the only one in JCDL 2012 Conference - introduces a range of methods which can be applied to understand better user needs and expectations (surveys, questionnaires, interviews, deep log analysis, personas, eye tracking, ethnographic studies) and to give a practical feel how they work in real practice through a series of recent studies. It includes real life international case study which will help the participants to get a better understanding what studies could be particularly helpful according to the products and services they develop, how to involve user s in digital library evaluation, and how to engage better with users