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
have since changed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'have since changed' is correct and usable in written English.
You can use it to indicate that something changed at a point in the past and the effect of that change is still relevant now. For example, "The financial regulations of the company have since changed, making it easier for employees to access their benefits."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(3)
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
Things have since changed.
News & Media
Circumstances have since changed.
News & Media
Circumstances have since changed markedly.
News & Media
The tools have since changed.
News & Media
The guidelines have since changed.
News & Media
I have since changed commutes.
News & Media
Things have since changed, and not for the better.
News & Media
But things have since changed a great deal.
News & Media
I got the job and have since changed workplaces.
News & Media
I thought they looked so good at the time, but have since changed my mind.
News & Media
But that economy went poof, and social norms have since changed.
News & Media
Expert writing Tips
Best practice
When using "have since changed", ensure the context clearly indicates what the original state was. This provides a clear understanding of the transformation that has occurred.
Common error
Avoid using "have since changed" without specifying what the initial state was. This can leave readers confused about the nature and extent of the changes.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have since changed" functions as a present perfect verb phrase indicating that a change occurred at some point in the past and is still relevant in the present. Ludwig AI confirms its correct usage.
Frequent in
News & Media
48%
Academia
24%
Science
17%
Less common in
Formal & Business
5%
Wiki
3%
Reference
3%
Ludwig's WRAP-UP
In summary, the phrase "have since changed" is a versatile and grammatically sound way to indicate that something has been modified or altered over time. It is commonly used in news, academic, and scientific contexts, as confirmed by Ludwig's analysis. When using "have since changed", it's important to provide context about the original state to ensure clarity. By understanding its function, purpose, and appropriate register, you can effectively use this phrase in your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
have subsequently been altered
Emphasizes the sequence of events, highlighting that the alteration happened after a specific point in time.
have been modified in the interim
Indicates changes occurred during the period between two points in time.
have evolved since then
Suggests a gradual development or transformation over time.
have undergone a transformation
Highlights a significant and comprehensive change.
are different now
Simplifies the expression, focusing on the current state of difference.
have not remained the same
Emphasizes the lack of constancy, implying alterations have occurred.
have been revised in the meantime
Focuses on a formal correction or update that has taken place.
have shifted over time
Suggests a gradual change in position or direction.
are no longer what they were
Highlights the contrast between the past and present state.
have morphed into something new
Implies a dramatic and often unexpected transformation.
FAQs
How can I use "have since changed" in a sentence?
Use "have since changed" to indicate that something is different now compared to how it was in the past. For example, "The company policies "have since changed" to reflect the new regulations".
What are some alternatives to "have since changed"?
Depending on the context, you can use phrases like "have been modified", "have evolved", or "are different now" as alternatives to "have since changed".
Is it correct to say "has since changed" or "have since changed"?
The correct form depends on the subject. Use "has since changed" for singular subjects and "have since changed" for plural subjects. For example, "The rule has since changed", but "The rules "have since changed"".
What's the difference between "have since changed" and "had since changed"?
"Have since changed" indicates a change that happened at some point in the past and continues to be relevant. "Had since changed" indicates a change that happened before another point in the past. For example, "They have since changed their strategy" (present relevance) vs. "By the time I arrived, they "had since changed" their strategy" (past before past).
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested