On this week's episode of "This Changes Things" we get a preview of the big stories coming out of CES in Las Vegas. Our own Jon Steinberg says it's the year of the voice assistant.

Monty Sharma, CEO of both Jenny Craig and Curves, shares what it takes to successfully turn a company around in a rapidly-changing industry like health and fitness. He says it all starts with the right team.

Then Pranav Yadav, CEO of neuromarketing firm Neuro-Insight, and George Slefo, Tech Reporter at Ad Age, take a look at innovations in the advertising industry. They discuss how new technology like brain mapping are improving the way companies target customers.

Plus, a look at some of the top female entrepreneurs to watch in 2018.