The International Baccalaureate Organization (IBO) endeavors to promote both challenging academic instruction and more holistic aims--namely, intercultural understanding and respect. Throughout its history, the IB system has managed at least three ongoing tensions, which stem from its multifaceted aims and which the system has evolved to manage.…

Evidence-centered design (ECD) is an orientation towards assessment development. It differs from conventional practice in several ways and consists of multiple activities. Each of these activities results in a set of useful documentation: domain analysis, domain modeling, construction of the assessment framework, and assessment…