Voices Upper-Intermediate with Online Practice and Student\ s eBook. Este artículo no está disponible.Voices Upper-Intermediate with Online Practice and Student\ s eBook

With Voices, learners use English as a tool for global communication and are encouraged to celebrate connections among people from a wide range of cultures and backgrounds. Carefully sequenced activities featuring real world content fully prepare learners for interaction and guide them to develop their voice in English. Voices is a seven-level, integrated-skills program for adults and young adults that enables instructors to teach with confidence in all classrooms. Supported by a common-sense lesson progression and a Virtual Voices Toolkit featuring professional development resources, teachers have the learning and teaching materials they need to deliver engaging courses both online and in person.

Daniel Barber is a teacher, trainer and writer based in Cádiz, Spain. He's taught classes of all types and ages over more than twenty years as well as tutoring and directing Trinity TESOL courses and managing his own school. He is an author for National Geographic Learning's secondary series Perspectives and Look, a seven-level series for young learners of English. His interests include motivation in learning, coaching approaches to teaching English and the science of learning and the brain.

Marek Kiczkowiak has been in ELT for over 10 years. He has a PhD in TESOL and has published extensively in peer-reviewed journals on native speakerism and teaching English as a Lingua Franca. He has taught English in seven different countries in a variety of educational contexts and currently writes materials for National Geographic Learning. He runs his own company, Academic English Now, where he helps PhD students write excellent theses and research papers for high-impact journals.