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
and which therefore
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "and which therefore" is correct and usable in written English.
It can be used to introduce a clause that explains a consequence or result of the preceding statement. Example: "The project was completed ahead of schedule, and which therefore allowed us to allocate resources to other tasks."
✓ 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
60 human-written examples
That's economese for payments that aren't contingent on the recipient's actions, and which therefore give no incentive for changed behavior.
News & Media
These protections could hurt other industries that use imports as inputs, and which therefore mobilise opposition.
News & Media
The insistence on clerical celibacy in the Latin rite is no more than a matter of discipline rather than of basic faith, and which therefore could be varied.
News & Media
It is whether they were singling out groups that genuinely were charities or social-welfare organizations rather than political entities, and which, therefore, deserved tax-exempt status.
News & Media
It shares that root with kakistocracy, a word that denotes government by the worst persons, and which therefore has gained unprecedented prominence in the past year.
News & Media
Surely something you can only look at books on and which therefore actively encourages children to read can't be developmentally dreadful?
News & Media
Dr. Morwood counters this thesis with data that he has not yet published, and which therefore does not strictly count in scientific arguments.
News & Media
Over the past 16 years, Balding has built a career far beyond the boring stereotypes that often bind female presenters, and which therefore influence ordinary women, too.
News & Media
But rats that live in the natural environment, and which therefore face the natural challenges of life in the woods, have the biggest brains of them all.
News & Media
Philosophers have constantly sought for a value in aesthetic experience that is unique to it and which, therefore, could not be obtained from any other source.
Encyclopedias
A radio whose tuning knob disappeared years ago, but which, intact, made a wonderful childhood birthday present and which, therefore, is waiting for a better ending than disposal.
News & Media
Expert writing Tips
Best practice
When using "and which therefore", ensure that the 'which' clause clearly refers to a specific noun or idea in the preceding sentence to avoid ambiguity.
Common error
Avoid using "and which therefore" in very simple sentences where a direct conjunction like 'so' or 'because' would be more concise and effective.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "and which therefore" functions as a conjunctive adverbial phrase, linking two clauses to indicate a cause-and-effect relationship. The 'which' introduces a relative clause, referring back to the preceding clause, and 'therefore' signifies the logical consequence, as validated by Ludwig.
Frequent in
News & Media
68%
Academia
20%
Science
12%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "and which therefore" serves as a conjunctive phrase that establishes a causal relationship between two clauses, most of them present in news and media but also in academic and scientific domains. As reported by Ludwig, it is considered grammatically correct. When using "and which therefore", it's important to ensure clarity and avoid overuse in simple sentences, considering more direct conjunctions when appropriate. Consider the context and aim for concise and clear communication. Ludwig's examples and analysis confirm that this phrase is a valuable tool for clearly illustrating consequences in writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
and consequently
Replaces 'therefore' with 'consequently', maintaining a formal tone.
and as a result
Uses 'as a result' to emphasize the direct outcome of the preceding clause.
and thus
Employs 'thus' for a more concise and slightly more formal connection.
and hence
Utilizes 'hence' to indicate a logical deduction or conclusion.
and accordingly
Suggests that something is done in response to a prior action or situation.
which implies that
Focuses on the implication or suggestion arising from the previous statement.
which leads to
Highlights the causal connection between the clauses, emphasizing the resulting effect.
which means that
Clarifies the meaning or consequence of the preceding statement.
and for that reason
Explicitly states the reason for the subsequent action or situation.
and that's why
More informal alternative, directly indicating the reason for something.
FAQs
How can I use "and which therefore" in a sentence?
Use "and which therefore" to connect two clauses, where the second clause is a direct consequence of the first. For example: 'The experiment yielded unexpected results, and which therefore required further analysis'.
What phrases are similar to "and which therefore"?
Alternatives include "and consequently", "and as a result", or "and thus". The best choice depends on the desired level of formality and emphasis.
Is it grammatically correct to start a sentence with "and which therefore"?
While grammatically acceptable, starting a sentence directly with "and which therefore" might sound awkward. It's better to integrate it within the sentence to ensure a smoother flow.
What's the difference between "and which therefore" and "and therefore"?
"And therefore" is a more direct and concise way to indicate consequence. "And which therefore" adds a relative clause with 'which', often used to refer back to a more complex idea or situation presented in the previous clause.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested