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expert in vs Expert at

Both 'expert in' and 'expert at' are commonly used phrases in English, but they are used in slightly different contexts. 'Expert in' is used to indicate a person's area of expertise or specialization, while 'expert at' is used to describe someone's skill or proficiency in performing a particular task or activity.

Last updated: March 24, 2024 • 1110 views

expert in

Correct. 'Expert in' is used to indicate a person's area of expertise or specialization.

Use 'expert in' when you want to specify the field or subject in which someone is an expert.

Examples:

She is an expert in computer programming.
He is an expert in financial analysis.

Show examples from the web [+]

Augusto Mazzetti, hospital cardiologist, expert in electrostimulation.
Dr. Lieber was an expert in electromagnetic physics.
So you're an expert in everything, except the things in your museum.
Finogamo is an expert in haraldics.
So that makes me an expert in supernatural cancer treatment.
Jurassic Park's warden is an expert in Raptor behavior.
I'm expert in lots of things.
A vast supply of diamonds manipulated by an expert in light refraction.
While you know more about American television, I am an expert in telenovelas.
Atwood's an expert in surveillance detection.
He was an expert in Latin American history.
I'm the expert in alien technology.
I'm not the expert in crime scene analysis.
There's an expert in Sufi spiritual teaching talking to us tonight.
He is an expert in sign language.
He is our expert in press relations.
To the offices of an expert in ancient artifacts.
Storebjrn, expert in ladies, always ready for party.
He was an expert in his line.
And you're an expert in geospatial analysis.

Alternatives:

specialist in
proficient in
knowledgeable in
skilled in
adept in

Expert at

Correct. 'Expert at' is used to describe someone's skill or proficiency in performing a particular task or activity.

Use 'expert at' when you want to highlight someone's proficiency in a specific task or activity.

Examples:

She is an expert at playing the piano.
He is an expert at public speaking.

Show examples from the web [+]

But you are an expert at crossing borders.
Don't worry. I've become an expert at keeping secrets.
The schoolteacher called Brains, expert at getting information.
And you're hardly an expert at long-term relationships.
I'm an expert at solving other people's problems.
She's an expert at doing nothing.
And as I am an expert at deduction...
And Freddy is an expert at this.
Duk-chun is an expert at saying redundant things.
He's an expert at personal-injury claims.
He's an expert at throwing knives.
But I'm an expert at going out to eat.
Rick doesn't seem to be an expert at that.
You will have to become expert at lifting patients, fitting catheters, changing bedpans.
ALEX: He was always an expert at dividing his time.
I'm an expert at this.
He's an expert at personal-injury claims.
Freddie's an expert at subverting complex security systems.
Let's just say when you've been doing this as long as I have you become an expert at hiding the candy.
You are an expert at deduction?

Alternatives:

skilled at
proficient at
adept at
master of
talented at

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