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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
I have direct knowledge of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I have direct knowledge of" is correct and usable in written English.
You can use it when you want to assert that you possess firsthand information or experience regarding a particular subject or situation. Example: "I have direct knowledge of the events that transpired during the meeting last week."
✓ Grammatically correct
News & Media
Academia
Science
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
1 human-written examples
I have direct knowledge of a part of the issue reported in the New York Times and Washington Post stories on Senator McCain published on February 21 , 2008
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
"I'm in 50 to 60percentt of the book and every part that I had direct knowledge of, it was 100percentt accurate," he said.
News & Media
"I had direct knowledge of Newsnight for the best part of 30 years and I would say it is a more divided team than most".
News & Media
In my former life, I had direct knowledge of the quality of people who were applying to be officers.
News & Media
So particularly with respect to senior management, it would be rare for me to bring in a partner, or a senior manager that I don't have direct knowledge of in some way, shape or form.
News & Media
I don't have direct knowledge of what happened with Obokata and NHK, but my sense is that the media went way out of bounds on STAP and made it personal.
News & Media
One former Assistant U.S. Attorney with whom I spoke who did not have direct knowledge of the case found it unlikely that Grimm would have taken any plea deal that didn't include at least tacit agreement from prosecutors to no longer pursue such charges.
News & Media
One former Assistant U.S. Attorney with whom I spoke — who did not have direct knowledge of the case — found it unlikely that Grimm would have taken any plea deal that didn't include at least tacit agreement from prosecutors to no longer pursue such charges.
News & Media
From what I've confirmed with sources who have direct knowledge of the transaction, eBay had already purchased a minority stake (49percenttoto be exact) in Magento for $90 million – and not $22.5 million – back in March 2010.
News & Media
Hence, one cannot have direct knowledge of physical objects.
Encyclopedias
How many people now have seen it, or have direct knowledge of its contents?
News & Media
Expert writing Tips
Best practice
Use "I have direct knowledge of" to assert your authority and credibility on a specific topic, especially when presenting information that might be contested or require validation. This phrase clearly indicates you are not relying on hearsay.
Common error
Avoid using "I have direct knowledge of" if your knowledge is based on limited exposure or partial information. Overstating your expertise can undermine your credibility. Be specific about the scope and limitations of your direct knowledge.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I have direct knowledge of" functions as a declarative statement asserting the speaker's firsthand experience or access to specific information. Ludwig AI confirms its grammatical correctness and usability in conveying personal certainty.
Frequent in
News & Media
35%
Academia
30%
Science
15%
Less common in
Encyclopedias
10%
Formal & Business
5%
Social Media
5%
Ludwig's WRAP-UP
In summary, "I have direct knowledge of" is a versatile phrase used to assert personal experience and credibility across various contexts. Ludwig AI validates its grammatical correctness and its effectiveness in communicating firsthand information. While widely applicable, it's crucial to use this phrase judiciously, ensuring that the assertion of direct knowledge is accurate and justified by genuine personal experience. The phrase appears most frequently in news, academic and scientific contexts, highlighting its importance in conveying reliable information in these domains.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
I possess firsthand awareness of
Replaces "knowledge" with "awareness" and "direct" with "firsthand", emphasizing personal experience.
I have personal experience with
Focuses on experiential knowledge rather than just information.
I am personally acquainted with
Implies a closer, more intimate familiarity with the subject.
I have observed firsthand
Highlights direct observation as the source of knowledge.
I can attest to
Emphasizes the ability to confirm the truth or accuracy of something based on direct experience.
I have inside information on
Suggests access to privileged or non-public knowledge.
I am privy to
Indicates being part of a select group with access to certain knowledge.
I have firsthand insight into
Highlights a deeper understanding derived from direct experience.
I was a witness to
Specifically refers to having seen an event occur.
I have been directly involved in
Emphasizes active participation and experience.
FAQs
How can I rephrase "I have direct knowledge of" to sound more formal?
In formal contexts, consider using alternatives such as "I possess firsthand knowledge of", "I can personally attest to", or "I have direct insight into".
Is it better to say "I have direct knowledge of" or "I have firsthand knowledge of"?
Both phrases are grammatically correct and convey a similar meaning. "I have "firsthand knowledge of"" might slightly emphasize personal experience, while "I have direct knowledge of" emphasizes the unmediated nature of the information.
When should I avoid using "I have direct knowledge of"?
Avoid using "I have direct knowledge of" if your information is based on second-hand sources, rumors, or assumptions. It is best reserved for situations where you have personally witnessed or experienced the matter at hand.
What is the difference between "I believe" and "I have direct knowledge of"?
"I believe" expresses a personal opinion or conviction, while "I have "direct knowledge of"" asserts that you possess factual information obtained through personal experience or observation. Using the latter implies a higher level of certainty and authority.
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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
4.5/5
Expert rating
Real-world application tested