Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
he asserts that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"he asserts that" is a correct phrase and is commonly used in written English.
It is often used to introduce a statement or claim made by someone else. For example: - He asserts that there is a direct correlation between exercise and mental health. - According to the author, he asserts that the government's policies have only benefited the wealthy. - In his book, he asserts that the key to happiness is finding balance in life.
✓ Grammatically correct
News & Media
Encyclopedias
Science
Alternative expressions(20)
he states that
he claims that
he maintains that
he argues that
he contends that
he posits that
he suggests that
he believes that
he puts forward that
he expresses that
he assures that
he insists that
he defends that
he cites that
he sustains that
he acknowledges that
he plays that
he identifies that
he provides that
he indicates that
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
He asserts that companies were borrowing recklessly.
News & Media
He asserts that he's been wronged.
News & Media
He asserts that electronic payments are safe and accurate.
News & Media
In particular, he asserts that putting banks in the story is essential.
News & Media
He asserts that if released, he feels he would be a stable citizen.
News & Media
The reason is not, as he asserts, that public workers are overpaid and overprotected.
News & Media
Yet he asserts that he can still influence them in two crucial ways.
News & Media
On Russia, for example: He asserts that Merkel "despises" Putin's macho style.
News & Media
At the same time, he asserts that he would make huge further cuts in spending.
News & Media
He asserts that China is fast getting to where Singapore is in terms of governance.
News & Media
He asserts that the flower undergoes a mutation when exposed to radiation.
News & Media
Expert writing Tips
Best practice
Vary your language by using synonyms like "he claims that" or "he maintains that" to avoid repetition and to subtly alter the nuance of the statement.
Common error
Avoid using "he asserts that" in casual conversation or informal writing. It can sound overly formal or stilted. Simpler alternatives like "he says" or "he thinks" are more appropriate.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "he asserts that" serves as a reporting verb phrase. Its primary grammatical function is to introduce a declarative clause expressing someone's strong affirmation or declaration. Ludwig confirms its widespread use in academic and formal writing.
Frequent in
News & Media
63%
Science
17%
Encyclopedias
5%
Less common in
Wiki
5%
Formal & Business
3%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "he asserts that" is a grammatically correct and frequently used construction to introduce a statement or claim made by someone else. Ludwig AI confirms its common usage across various reputable sources. It is particularly prevalent in news and media, scientific, and encyclopedic contexts. When using this phrase, remember it's best suited for formal writing and can be replaced with alternatives like "he states that" or "he claims that" to vary your writing style. Be mindful of overusing it in informal settings, where simpler alternatives might be more appropriate.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
he states that
This is a more neutral way of reporting someone's words, without necessarily implying conviction or proof.
he claims that
This alternative can suggest a degree of skepticism or questioning the validity of the statement.
he maintains that
Suggests a persistent assertion, even in the face of possible contradiction.
he argues that
Indicates the statement is part of a reasoned case or argument.
he contends that
Similar to 'argues', but can imply a stronger, more forceful assertion.
he posits that
Implies a more formal or theoretical assertion, often in academic or scientific contexts.
he suggests that
A weaker assertion, implying a possibility rather than a certainty.
he believes that
Focuses on the person's internal conviction rather than the external statement.
he puts forward that
A more formal way of introducing a proposal or idea for consideration.
he expresses that
General way of saying someone is communicating something, can be verbal or written form.
FAQs
How do I use "he asserts that" in a sentence?
Use "he asserts that" to introduce a statement of fact or belief, typically in a formal context. For example, "He asserts that the company's profits will increase next quarter."
What can I say instead of "he asserts that"?
You can use alternatives like "he states that", "he claims that", or "he maintains that" depending on the specific nuance you want to convey.
Is there a difference between "he asserts that" and "he claims that"?
"He asserts that" often implies a stronger conviction or belief in the truth of the statement, while "he claims that" can suggest some doubt or uncertainty about the validity of the statement.
When is it appropriate to use "he asserts that" in writing?
It's best to use "he asserts that" in formal writing, news reports, or academic papers where you are reporting someone's position or belief in a clear and authoritative manner.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested