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 is whether
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "and is whether" is not correct and usable in written English.
It appears to be a fragment that lacks clarity and proper grammatical structure. Example: "The question at hand is whether we should proceed with the project."
⚠ May contain grammatical issues
News & Media
Science
Alternative expressions(3)
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
1 human-written examples
But the point was, and is, whether it was justifiable for heavy-handed international politicians to sanction the invasion of a sovereign state.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
The question, as each season comes and goes, is whether Clark is more than this.
News & Media
At issue, for both movies and music, is whether the joint ventures could constitute monopolies.
News & Media
And that is whether or not we remove dams that produce hydroelectric energy.
News & Media
And that is whether he is passing, shooting, running the offense, defending, rebounding, whatever the Sooners need.
News & Media
The question now – for government, opposition and campaigners – is whether that process should be encouraged or denounced.
News & Media
And that is whether they have my name or not.
The second different point between SPAD and APH is whether the information about properties is included in descriptors.
Science
It has been given leave to appeal, and is considering whether to do so.
News & Media
But that's brinkmanship, and the question is whether the situation can be weathered productively.
News & Media
The United States is sealing itself off and the question is whether Europe should follow".
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "and is whether" in formal writing. Instead, opt for grammatically correct alternatives like "and whether" or "and if" to ensure clarity and precision.
Common error
A common mistake is the unnecessary inclusion of the verb "is" in conjunctions. Omit "is" when "whether" directly follows "and" to maintain grammatical accuracy.
Source & Trust
85%
Authority and reliability
2.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "and is whether" typically functions as a connector introducing a condition or question, but its usage is grammatically flawed. Ludwig AI flags it as incorrect, advising alternatives for clarity. It tries to present a binary choice, but it does so incorrectly.
Frequent in
News & Media
50%
Science
50%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "and is whether" is generally considered grammatically incorrect and its use should be avoided in formal writing. As Ludwig AI points out, it's better to use alternatives like "and whether" or "and if" to maintain clarity and grammatical accuracy. While it appears in some sources like news articles, its incorrectness makes it unsuitable for professional or academic contexts. To enhance your writing, opt for the grammatically sound alternative to ensure your message is conveyed effectively.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
and whether
Omits the unnecessary "is", resulting in a grammatically correct conjunction.
and if
Replaces "is whether" with "if", creating a conditional conjunction.
that is whether
Adds context by introducing "that is", clarifying the subsequent condition.
and the question is whether
Expands the phrase to explicitly state a question being considered.
the issue is whether
Focuses on an issue or point of contention.
and to determine whether
Emphasizes the act of determining something, rather than simply stating a condition.
and it depends on whether
Highlights the dependency on a specific condition.
and the main point is whether
Draws attention to the central importance of a specific condition.
the key factor is whether
Highlights the single most crucial element.
and the concern is if
Expresses a worry regarding a certain condition.
FAQs
What is the correct way to use "whether" in a conjunction?
The word "whether" should directly follow the conjunction "and" without an intervening verb. For example, use "and whether" instead of "and is whether".
What alternatives can I use instead of "and is whether"?
You can use alternatives like "and whether", "and if", or rephrase the sentence to avoid the construction altogether.
Is "and is whether" grammatically correct?
No, "and is whether" is generally considered grammatically incorrect in standard English. It's better to use "and whether".
How does using "and whether" improve sentence clarity?
Using "and whether" makes the sentence more concise and easier to understand by removing unnecessary words and maintaining grammatical accuracy.
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
85%
Authority and reliability
2.1/5
Expert rating
Real-world application tested