Unit 1. Starting Out in a Career. Ch. 1. A Dentist? Oh, No! ; Ch. 2. A Cool Job ; Ch. 3. Ready for Action ; Ch. 4. Life Is Full of Surprises ; Wrap-up -- Unit 2. It's All in Your Head. ; Ch. 1. Food for Thought ; Ch. 2. Your Memory at Work ; Ch. 3. Sleep and the Brain ; Ch. 4. In Your Dreams ; Wrap-up -- Unit 3. Communication. Ch. 1. Who Does It Better? ; Ch. 2. When and Why We Laugh ; Ch. 3. The Inventor of the Telephone ; Ch. 4. Going Online ; Wrap-up ; Vocabulary Self-Test 1 -- Unit 4. Into the World of Business. Ch. 1. A Family Business ; Ch. 2. When the Employees Own the Company ; Ch. 3. She Finally Did It ; Ch. 4. A Language on the Move ; Wrap-up -- Unit 5. Health Matters. Ch. 1. Living to 100 and Beyond ; Ch. 2. The Placebo Effect ; Ch. 3. Tears ; Ch. 4. Bionic Men and Women ; Wrap-up -- Unit 6. Exploring Technology ; Ch. 1. A History of Telling Time ; Ch. 2. Out with the Old, In with the New? ; Ch. 3. Appropriate Technologies ; Ch. 4. Technology in Science Fiction ; Wrap-up