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
as you know about
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "as you know about" is not correct in standard written English.
It is typically used when referring to shared knowledge or information, but the construction is awkward and unnecessary. Example: "As you know about the recent changes in policy, we need to adjust our strategies accordingly."
⚠ May contain grammatical issues
News & Media
Science
Wiki
Alternative expressions(20)
as you indicate
As you know
as you increase
as you advised
as you propose
according to your suggestion
as I'm sure you know
per your recommendation
as you counsel
as you are aware
as you know
as per your direction
following your advice
according to your recommendation
as you instructed
following your suggestion
as you recommended
as per your instructions
as you discovered
in your understanding
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
13 human-written examples
As soon as you know about terrorists preparing an attack, it is your duty to strike them first".
News & Media
"I know probably just as much as you know about the game, and I want to know your strategy.
News & Media
You realise that as much as you know about music there are always worlds and worlds to discover – that is the exciting part for me.
News & Media
"I know as much about men as you know about advertising," she says, "and I know that the sneaking around is your favorite part".
News & Media
They also have told us that they are in contact with Apple, Cisco, Oracle and others who are heavily involved in the industry, as you know, about not holding future events in your city for the same reason".
News & Media
"There's been speculation, as you know, about a deficit reduction levy, certainly it is my intention that people like myself, high-income earners, should bear a significant quantum of the burden when it comes to sorting out our problems.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
–What do you know about terrorism as it relates to the country in your quotation?
News & Media
I prefer 'creatures.' It was haunting, the way they knew as much about you as you knew about them".
News & Media
Be sure to take into account the behavioral norms prevalent in your country and in your girlfriend's culture/family, as well as what you know about her personality, before you decide what is appropriate.
Wiki
But the novel and the symphony are contemplative forms, into which you try to pack as much of what you know about life as is possible, as much as you never even knew you knew".
News & Media
Describe their behavior, anatomy, biology, ecology, and geography, as well as anything else you know about them.
Wiki
Expert writing Tips
Best practice
Avoid using the phrase "as you know about". Opt for shorter, grammatically correct alternatives like "as you know" or "as you are aware" for clearer communication.
Common error
Don't add unnecessary prepositions after "know" when referencing shared information. Saying "as you know about" can sound awkward and less direct. Instead, use "as you know" for a more concise expression.
Source & Trust
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "as you know about" is typically used to introduce information presumed to be already familiar to the audience. However, it's considered grammatically incorrect. Ludwig AI confirms that this construction is awkward. Therefore, its primary function is to signal shared knowledge, albeit in a non-standard way.
Frequent in
News & Media
46%
Science
29%
Wiki
13%
Less common in
Formal & Business
8%
Reference
4%
Academia
0%
Ludwig's WRAP-UP
In summary, while the phrase "as you know about" appears in various contexts, including news and media, science, and wikis, it's generally considered grammatically incorrect. As Ludwig AI points out, it's better to use more concise and grammatically sound alternatives such as "as you know" or "as you are aware". These alternatives effectively convey the same meaning—referring to shared knowledge—without the awkwardness. When aiming for clarity and correctness in writing, especially in formal settings, avoid "as you know about" and opt for the simpler, more accepted phrases. The presence of this phrase in certain online sources doesn't validate its correctness; rather, it highlights a common error to avoid.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
as you know
A shorter, more direct way of indicating shared information.
as you are aware
More formal and grammatically sound alternative.
as I'm sure you know
Adds a level of politeness or assumption of knowledge.
as you might already know
Acknowledges possibility that recipient might not know.
as you're informed
Implies that the information was formally communicated.
as you've been told
Suggests that the information was previously conveyed.
as it's known to you
Emphasizes the recipient's familiarity with the subject.
being already aware
Highlights pre-existing knowledge on the part of the listener/reader.
in your knowledge
Focuses on the recipient's understanding.
in your understanding
Highlights shared comprehension of a subject.
FAQs
What's a better way to say "as you know about"?
Use more concise alternatives such as "as you know" or "as you are aware". These are grammatically correct and widely accepted.
Is "as you know about" grammatically correct?
No, "as you know about" is not considered grammatically correct in standard English. It's better to simply say "as you know".
When should I use "as you know"?
Use "as you know" when you want to refer to information that you believe your audience is already familiar with. It helps create a shared understanding.
What's the difference between "as you know" and "as you are aware"?
"As you know" is generally more informal, while "as you are aware" is more formal. Choose the one that fits the tone of your writing or conversation.
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
82%
Authority and reliability
2.8/5
Expert rating
Real-world application tested