Even the smartest among us can feel inept as we fail to figure out which light switch or oven burner to turn on, or whether to push, pull, or slide a door. The fault, argues this ingenious,even liberating,book, lies not in ourselves, but in product design that ignores the needs of users and the principles of cognitive psychology. The problems range from ambiguous and hidden controls to arbitrary relationships between controls and functions, coupled with a lack of feedback or other assistance ...

Superconnectors are a new category of tradespeople born out of the social media era. They are highly valuable community-builders who make things happen through their keen understanding and utilization of social capital. They don't just meet people for business-card collection's sake; they understand the power of relationship-building, problem-solve by connecting the dots at high levels, and purposefully cause different worlds and communities to interact with the intention of creating mutual v...

LES exercices de grammaire niveau A2 propose :- une démarche d'observation et de découverte de la règle, associée à un entraînement intensif- plus de 500 exercices avec des contenus conformes au référentiel du niveau A1 du Cadre européen commun de référence.Pour chaque chapitre : - des corpus accompagnés d'activités simples pour faire deviner la règle,- des illustrations pour faciliterla compréhension,- des exercices variés, progressifs et contextualisés,- un vocabulaire adap...