ABSTRACT
This part introduction presents an overview of the key concepts discussed in the subsequent chapters. The part argues that the COVID-19 pandemic made evident the importance of having good political leaders since, as the author explains, "poor leadership costs lives.” It focuses on translanguaging, and creating the perfect opportunity for teachers to implement the use of its strategies even in these challenging times. The part focuses on current research in the ELT field and describes the characteristics that 21st century English language teachers need to have to help their learners cope with 21st century challenges. It focuses on the development and implementation of the program known as "Verify Information for Education”, which concludes that the COVID-19 pandemic brought to light a pre-existing need for innovation in teaching and learning practices in EMI environments. © 2023 Taylor and Francis.