What's the meaning of "up-and-comers"?

Native speaker’s answer
Rebecca
"Up-and-comer" is an informal expression used to describe an individual who shows talent or growing popularity in a particular field or area. For example, "up-and-comers on the London art scene" can be understood to mean promising artists in London. Ex: She is an up-and-comer to the rock scene, but has already built a small, devoted fan following. Ex: The show was intended to showcase the work of up-and-comer fashion designers.