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
are based upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "are based upon" is correct and usable in written English.
You can use this phrase to indicate a dependency between two elements. For example, "Our decisions are based upon the information provided."
✓ Grammatically correct
Science
News & Media
Academia
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
Fees are based upon asset size.
News & Media
Politics are based upon self-interests.
News & Media
His novels are based upon philosophical, political, and religious themes.
Encyclopedias
The priorities are based upon member approved public policy positions.
Academia
The selections are based upon the recommendation of two advisory panels of distinguished authors.
News & Media
Noninferiority trials are based upon experience acquired with previous trials.
Science
All research domains are based upon epistemological assumptions.
The other two problems are based upon randomly generated data.
Science
These current sources are based upon single-electron pump structures.
Science
Most of the design systems are based upon experience.
Many landscape ecological concepts are based upon this perception.
Science
Expert writing Tips
Best practice
Use "are based upon" to clearly indicate the foundation or rationale behind a decision, theory, or system. For instance, "The conclusions are based upon extensive research data."
Common error
Avoid excessive use of passive constructions with "are based upon". While grammatically correct, overuse can make your writing sound indirect and less engaging. Consider rephrasing to use active voice where appropriate for a more direct and impactful statement.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are based upon" functions as a linking verb connecting a subject to a predicate that describes the basis or foundation of that subject. As Ludwig AI illustrates, it indicates a relationship of dependence or derivation.
Frequent in
Science
35%
News & Media
25%
Academia
20%
Less common in
Formal & Business
10%
Encyclopedias
5%
Wiki
5%
Ludwig's WRAP-UP
In summary, "are based upon" is a versatile phrase used to indicate that something relies on a specific foundation or rationale. While Ludwig AI confirms its grammatical correctness, it's worth noting that it is more formal than simply using "are based on". It is commonly found across diverse fields like science, news media, and academia. By understanding the function and context of "are based upon", you can effectively use it in your writing to provide clarity and depth. Alternatives like ""rely on"" or "stem from" can also be considered to improve the overall tone and flow.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
rest on
Changes the structure to a more concise verb phrase.
rely on
Emphasizes dependence on something as a source or foundation.
stem from
Highlights the origin or cause of something.
derive from
Focuses on the extraction or obtaining of something from a source.
hinge on
Suggests that something is critically dependent on a particular point or factor.
predicated on
Introduces a formal tone, implying that something is affirmed or based on certain conditions.
founded on
Emphasizes the establishment of something on a particular basis.
grounded in
Implies a solid and fundamental basis or connection.
built upon
Suggests a progressive development from an initial foundation.
determined by
Shifts the focus to the factor that dictates the outcome or nature of something.
FAQs
How can I use "are based upon" in a sentence?
Use "are based upon" to show that something relies on a particular foundation. For instance, "The project's success and our strategic decisions "rely on" accurate data analysis."
What are some alternatives to "are based upon"?
Depending on the context, you can use phrases like ""rely on"", "stem from", or "derive from" instead of "are based upon".
Is it better to use "are based on" or "are based upon"?
Both "are based on" and "are based upon" are grammatically correct, but "are based on" is more common in modern usage. "Are based upon" can sound more formal.
What does it mean when something is described as "are based upon"?
When something "are based upon" something else, it means that the first thing depends on or is developed from the second. For example, "The movie's plot and storyline "are predicated on" real historical events."
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested