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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
be selected upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "be selected upon" is not correct and does not sound natural in written English.
It is unclear and may confuse readers, as it does not convey a clear meaning in standard usage. Example: "Candidates will be selected upon their qualifications." (This would be better phrased as "Candidates will be selected based on their qualifications.")
⚠ May contain grammatical issues
Science
Academia
News & Media
Wiki
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
7 human-written examples
Together, the evidence points to the remarkable versatility of melatonin as a hormone whose separable effects at different time scales may be selected upon over evolutionary time as dissociable modules to both pattern and coordinate social behaviors.
Academia
In such cases a sample of auxiliary data can be selected, upon which the auxiliary variable totals and means can be estimated and used together with model predictions that link the auxiliary variables with the target variable.
Science
Transcription is necessary for a protogene to gain function and be selected upon.
Science
(Mutation can also introduce novel and potentially adaptive variation, which could be selected upon as climate shifts).
Science
Cryptic genetic variation that is exposed could then be selected upon, allowing 'genetic assimilation' (Waddington 1953) of beneficial phenotypes that were initially visible only under stress.
Science
In this study of a large introduced herbivore, it becomes apparent that some gene pathways, such as the HIF pathway are universally important for high altitude adaptation in mammals, but several others may be selected upon based on the natural history of a species and the unique ecology of the altitude environment.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Here, treatment targets are selected upon what the client values as sources of subjective well-being in his life.
Science
They are selected upon entry if their transcripts and placement exam scores are high enough.
News & Media
Franz Roth's photographs of the dead bodies inside Lviv prisons were selected upon Hitler's personal orders and distributed to the American press via AP.
News & Media
They indicate that bacteria carrying specific pathways and primarily carrying tmoA/xylM/xylE1 genotypes, are being selected upon BTEX contamination.
If a different logging interval were selected upon system reset, it would be impossible to calculate how long the system had been logging unless a running tally were kept.
Academia
Expert writing Tips
Best practice
When describing the criteria for selection, prefer using "based on" or "according to" for clarity and grammatical correctness.
Common error
Avoid using "upon" to indicate the basis for selection. Instead of saying something is "selected upon" a factor, opt for "selected based on" or "selected according to" for better clarity and adherence to standard English.
Source & Trust
86%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "be selected upon" functions as a passive construction indicating that a subject is chosen or picked based on specific criteria. Ludwig's analysis suggests that this phrasing is not the best option, which is confirmed by the existence of many better and more common options.
Frequent in
Science
50%
Academia
25%
News & Media
12.5%
Less common in
Wiki
12.5%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, while the phrase "be selected upon" appears in some contexts, particularly in scientific and academic writing, it is generally considered non-idiomatic and less preferable than alternatives such as "be selected based on" or "be selected according to". Ludwig recommends using these alternatives for clearer and more grammatically sound communication. The tool flags this phrase as not the most correct and this is a factor to take into account.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
be chosen based on
This alternative replaces "selected upon" with "chosen based on", offering a grammatically sound and more common phrasing.
be selected according to
This substitutes "upon" with "according to", clarifying that the selection follows specific guidelines or criteria.
be selected by means of
This alternative specifies that the selection is performed through a particular method or tool.
be selected in light of
This option emphasizes that the selection is made considering certain information or factors.
be selected considering
This is a shortened version of "be selected in light of", that still points to the action of considering things when selecting.
be selected on the basis of
This option adds formality and specifies the selection is based on specific principles or grounds.
be selected as a function of
Here the selection depends on another variable or situation.
be determined by
This option states the selection relies on the criteria.
be contingent upon
Expresses selection depending on particular circumstances.
hinge upon
The selection is dependent on a critical factor or condition.
FAQs
What are some alternatives to "be selected upon"?
More common and grammatically sound alternatives include "be selected based on", "be selected according to", or "be chosen based on".
Is "be selected upon" grammatically correct?
While not strictly incorrect, "be selected upon" is considered non-idiomatic and less preferred compared to phrases like "be selected based on". The latter is clearer and more widely accepted.
How can I rephrase a sentence using "be selected upon" to make it sound more natural?
Replace "be selected upon" with "be selected based on" or "be selected according to". For example, instead of "Candidates will be selected upon their qualifications", use "Candidates will be selected based on their qualifications".
What's the difference between "be selected upon" and "be selected based on"?
"Be selected based on" is the standard and preferred phrasing, indicating that the selection is determined by certain criteria. "Be selected upon" can sound awkward and is less common. Using "be selected based on" ensures clarity and adheres to common usage.
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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
86%
Authority and reliability
2.8/5
Expert rating
Real-world application tested