Experience is the knowledge by virtue of committed mistakes.
The employers' expertise in computer science is a huge asset to the company.
I am looking for a man of experience with expertise in these matters.
I can give you several sentences.We need your expertise on this project.He had a lot of expertise in that area.What is the field of expertise of the new employee?
His expertise was in designing aircraft, not actually flying them. Lacking any programming experience, they sought out someone with the necessary expertise.
It would be to your benefit to listen to the expert. Their expertise in the field would help you a great deal.
My expertise is writing and storytelling.Education will sharpen your expertise.
Your expertise in this matter will be most appreciated.
"What is your expertise?" is correct. "Expertise" means the complete collection of a person's special skills and as such agrees with singular verbs. A sentence with the same meaning but a plural verb would be "What are your expert skills?"
He had the knowledge and expertise to make the project a total success.She has much expertise in cooking.
The pedagogue guided his students through their lessons with patience and expertise.
"Lauren asked Jane to help her with her French homework because of her French expertise."
"Ultracrepidarian" refers to someone who offers opinions and advice on matters beyond their expertise.