User eXperience (UX) designer is a lucrative job nowadays because companies recognize the importance of providing a great user experience to their customers, particularly for digital products such as websites and smartphone apps. This video shows a bit of their job, particularly about personalization in UX design, which is an emerging and intensively developing area that will be essential for many future jobs.

Math topics: percentages and probabilities.
Science topics: amplitudes, wavelengths, and frequencies of waves.