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
I have introduced
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I have introduced" is correct and usable in written English.
You can use it when referring to the act of presenting someone or something to another person or group in the past. Example: "In the meeting, I have introduced our new marketing strategy to the team."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
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
59 human-written examples
"I have introduced you to everyone as Ernest..
News & Media
"I have introduced you to everyone as Ernest...
News & Media
"Hands down," Mr. Greenfield added, "this is the most popular piece of legislation I have introduced".
News & Media
Congressman Jim McDermott and I have introduced the American Health Security Act.
News & Media
That notwithstanding, since I took over the bill I have introduced further safeguards for reassurance.
News & Media
Senator John Warner and I have introduced legislation to develop and eventually install such devices.
News & Media
Since 2003, I have introduced legislation that makes it a felony for mandated reporters to systematically fail to report abuse.
News & Media
That's why I have introduced bipartisan legislation to phase out invasive research on great apes in the United States.
News & Media
That is why I have introduced a bill to prevent the Obama administration from abusing this power.
News & Media
That is why I have introduced the Healthy Families Act (H.R. 1876) in the last five Congresses.
News & Media
In addition, I have introduced legislation requiring insurance companies to cover the cost of residential oil-spill cleanups completely.
News & Media
Expert writing Tips
Best practice
Use "I have introduced" to clearly indicate that you are the one who initiated or presented something, whether it's a person, idea, or concept. For example: "I have introduced a new policy to improve employee satisfaction."
Common error
Ensure it is clear who or what you have introduced, and to whom. Avoid vague sentences like "I have introduced it", without specifying what 'it' refers to.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I have introduced" functions as a verb phrase in the present perfect tense. It indicates that the action of introducing occurred at some point in the past and has relevance to the present. Ludwig confirms its proper grammatical usage.
Frequent in
News & Media
45%
Science
30%
Formal & Business
15%
Less common in
Academia
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, "I have introduced" is a grammatically sound and versatile phrase, frequently used in various contexts to denote the action of presenting or initiating something. As Ludwig AI confirms, it's used to express a past action with present relevance. While most common in news, media and scientific contexts, it's also applicable in professional settings. When using this phrase, clarity is key – ensure you specify what or whom you introduced for maximum impact.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
I presented
Focuses on the act of showing or displaying something.
I unveiled
Implies a formal or ceremonial introduction.
I launched
Suggests a formal beginning or start of something.
I initiated
Emphasizes the beginning or commencement of a process or project.
I pioneered
Highlights the act of being the first to introduce or develop something.
I established
Focuses on setting up or creating something new.
I instigated
Implies initiating something, often with a sense of urgency or action.
I acquainted
Refers to the act of making someone familiar with something or someone.
I acquainted with
A more formal way of saying "I introduced", often used in professional contexts.
I familiarized
Highlights the process of making something known or understood.
FAQs
How can I use "I have introduced" in a sentence?
Use "I have introduced" when you want to express that you were the one who presented a new idea, person, or thing. For instance, you might say, "I have introduced a new strategy to boost sales."
What can I say instead of "I have introduced"?
You can use alternatives like "I presented", "I unveiled", or "I launched" depending on the context.
Which is correct, "I have introduced" or "I introduced"?
"I have introduced" implies that the introduction has relevance or effects continuing into the present. "I introduced" is simple past and describes a completed action.
What's the difference between "I have introduced" and "I am introducing"?
"I have introduced" refers to something you did in the past that has present relevance, while "I am introducing" refers to an action you are doing right now or in the immediate future.
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
4.5/5
Expert rating
Real-world application tested