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
main contributor to
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'main contributor to' is correct and usable in written English.
You can use it when referring to an individual, group or event that was a significant cause or influence in producing a particular result. For example: "The main contributor to the company's success was its innovative approach to marketing."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(5)
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
The main contributor to more troops in Afghanistan was France.
News & Media
I'm Pete, and I'm the main contributor to PeteHatesMusic.
News & Media
Myocardial infarction is the main contributor to heart failure.
Science
It agreed, too, to shift away from burning fossil fuels, the main contributor to global warming.
News & Media
Sulfur dioxide is the main contributor to acid rain and fine particulate pollution.
News & Media
The main contributor to the problem is that some masts have been converted for 4G signals.
News & Media
VOCs are also a main contributor to smog, which is comprised largely of ground-level ozone.
Academia
Until recently, icebergs discharged from glaciers were Greenland's main contributor to sea-level rise.
Academia
That sounds good, since carbon is the main contributor to climate change.
Academia
The crystallographic texture was then considered to be the main contributor to the overall anisotropy.
Science
Buildings are a main contributor to energy consumption and carbon emissions.
Expert writing Tips
Best practice
When using the phrase "main contributor to", ensure that you can substantiate the claim with evidence or data. It indicates a significant cause-and-effect relationship, so accuracy is crucial.
Common error
Avoid using "main contributor to" when the element in question is just one of many factors with similar impact. Reserve the phrase for cases where the influence is clearly dominant.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "main contributor to" functions as a modifier phrase, typically used to identify the primary factor or cause responsible for a particular outcome or situation. According to Ludwig AI, this phrase is correct and usable in written English.
Frequent in
Science
42%
News & Media
33%
Academia
14%
Less common in
Wiki
3%
Formal & Business
3%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "main contributor to" is a grammatically correct and frequently used expression to denote the most significant factor influencing an outcome. As Ludwig AI confirms, this phrase is widely accepted. It is most commonly found in scientific, news, and academic contexts. While authoritative, be careful not to overstate the impact of a factor when using this phrase, reserving it for scenarios where the influence is clearly dominant. Consider using alternatives like "primary factor in" or "key driver of" depending on the specific nuance you wish to convey.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
primary factor in
Replaces "contributor" with "factor", emphasizing the importance of an element.
key driver of
Substitutes "contributor" with "driver", highlighting the force behind an outcome.
leading cause of
Focuses on causality, replacing "contributor" with "cause".
major influence on
Shifts from contribution to influence, indicating a strong effect.
principal source of
Emphasizes the origin or supply, rather than the contribution.
chief reason for
Highlights the rationale or justification for something.
foremost factor in
Adds emphasis on the factor's position or rank in importance.
central element of
Focuses on the core component or aspect.
dominant force behind
Stresses the power or control exerted.
biggest factor for
Highlights the size and importance of an element.
FAQs
How can I use "main contributor to" in a sentence?
Use "main contributor to" to highlight the primary factor that causes or influences a specific outcome. For example, "Increased screen time is the main contributor to eye strain".
What is a good alternative to "main contributor to"?
Depending on the context, you could use phrases like "primary factor in", "key driver of", or "leading cause of".
Is it more appropriate to say "main contributor of" or "main contributor to"?
"Main contributor to" is the correct and more commonly used phrase. It establishes a relationship or effect on something, while "main contributor of" is grammatically incorrect.
How do I determine if something is truly the "main contributor to" an outcome?
Assess the relative impact of different factors. If one factor consistently and significantly outweighs others in causing the outcome, it can be considered the "main contributor to".
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested