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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
and therefore are
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "and therefore are" is perfectly correct and usable in written English.
You can use it to draw a conclusion after presenting evidence or to explain why a certain situation exists. For example: "Many countries around the world have put in place strict regulations against smoking, and therefore are seeing a decrease in lung cancer cases."
✓ Grammatically correct
News & Media
Academia
Science
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
58 human-written examples
They are simpler and have fewer parts than do gasoline engines and therefore are more durable.
News & Media
They are not robust and therefore are sensitive to noise.
Science
Scientists clearly belong to the former and, therefore, are not expected to "do Ethics".
Science & Research
These time periods normally enjoy the largest audiences and therefore are most attrac tive to advertisers.
News & Media
Others are absorbed slowly or excreted slowly and therefore are longer acting.
Encyclopedias
Birds are descended from one lineage of small theropods and therefore are members of Theropoda.
Encyclopedias
Most available antifungals target ergosterols in the cell membrane and therefore are toxic to humans7,8.
Science & Research
255, 259, 81 L.Ed. 278, and therefore are united in the First Article's assurance.
Academia
These packages do not provide separate hotel bills, and therefore are not reimbursable.
Human-verified similar examples from authoritative sources
Similar Expressions
2 human-written examples
Winemakers elsewhere, however, measure their experience in decades--and therefore are free to experiment.
News & Media
Defense lawyers say the bonuses and loans were disclosed to Mr. Scalzo and therefore were appropriate.
News & Media
Expert writing Tips
Best practice
Ensure that the subjects before "and therefore" and after "are" align grammatically to maintain clarity. This is particularly crucial in formal writing.
Common error
Avoid using "and therefore are" when the causal relationship is already self-evident. Overusing it can make your writing sound redundant or patronizing. In simpler terms, don't state the obvious with extra steps.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "and therefore are" functions as a causal connector, linking a preceding statement or condition to its logical consequence. It indicates that the following statement is a direct result of what was previously mentioned. Ludwig AI affirms this is a correct phrase.
Frequent in
News & Media
35%
Academia
30%
Science
20%
Less common in
Formal & Business
10%
Encyclopedias
3%
Reference
2%
Ludwig's WRAP-UP
In summary, "and therefore are" is a versatile phrase used to establish a clear causal connection between two related statements. Ludwig AI confirms its grammatical correctness, noting its effectiveness across various contexts. While common in news, academic, and scientific writing, it's essential to avoid overuse in obvious situations to maintain writing clarity. Consider alternatives like "and thus are" or "and consequently are" for nuanced expression or formal tone. Remember to ensure grammatical agreement between the clauses connected by the phrase for coherent writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
and thus are
Uses "thus" for a more formal tone.
and hence are
Uses "hence" for a slightly more formal and concise connection.
and consequently are
Emphasizes a direct cause-and-effect relationship.
and as a result are
Highlights the outcome of a previous action or condition.
and accordingly are
Suggests an action or arrangement is in agreement with something.
and for that reason are
Provides a more explicit explanation for the consequence.
and it follows that they are
Implies a logical deduction leading to the stated consequence.
and because of that are
Provides an alternative to "due to that" for a similar causal connection.
and that's why they are
Offers a more informal and direct causal link.
and so they are
A simpler, more conversational way to indicate consequence.
FAQs
How can I use "and therefore are" in a sentence?
Use "and therefore are" to connect a premise or condition with its logical consequence, indicating a cause-and-effect relationship. For instance, "The data showed a significant correlation, and therefore are considered statistically relevant."
What are some alternatives to "and therefore are"?
You can use alternatives like "and thus are", "and consequently are", or "and as a result are" to convey a similar meaning with slightly different nuances.
Is "and therefore are" suitable for formal writing?
Yes, "and therefore are" is suitable for formal writing. However, consider using more concise or sophisticated alternatives like "and thus are" in contexts where brevity and formality are paramount.
What's the difference between "and therefore is" and "and therefore are"?
"And therefore is" is used with singular subjects, while "and therefore are" is used with plural subjects. For example, "The hypothesis is supported by evidence, and therefore is likely correct" versus "The hypotheses are supported by evidence, and therefore are likely correct".
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested