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
thus called for
Grammar usage guide and real-world examplesUSAGE SUMMARY
"thus called for" is a perfectly valid phrase in written English.
It is used to emphasize the need for a certain action. For example: "The results of the survey thus called for immediate action to address the issue."
✓ Grammatically correct
Science
News & Media
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
5 human-written examples
One particular type of ionospheric effects, observed during major geomagnetic storms and threatening the integrity performance of both ground-based and space-based GNSS augmentation systems, is the sharp increase/decrease in the ionospheric delay that propagates in horizontal direction, thus called for convenience 'moving ionospheric wall'.
Science
The study of thermophoresis by nanorestrain and nanomanipulation will lead to a much wider usage of thermophoresis in the nanosystem and reveal the great potential applications of thermophoresis in nanodesign, mass transport, drug delivery, etc. Experimental work is thus called for to realize the thermophoretic utilization of nanomanipulation and nanodesign in potential applications.
Science
More than 70 years ago, he thus called for a "reversal of specialization" to counteract science's tendency to learn "more and more about less and less".
News & Media
17 18 Recent reviews have thus called for a shift towards social epidemiological approaches.
Science
Improved education regarding protection from exposure during the demolition or disposal of asbestos-containing material as well as more adequate measures for reducing risk of mesothelioma are thus called for [ 26].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
55 human-written examples
The situation that prompts worship thus calls for change or for the acknowledgment of change.
Encyclopedias
Fogel thus calls for a revolutionary expansion in mentoring and similar forms of extended education, aimed at disadvantaged kids, single mothers and the elderly.
News & Media
Re "The Call to the Torah, Now Heeded Online" (July 1): Judaism as a religion is constantly evolving and thus calls for the integration of modern technology into the age-old traditions.
News & Media
We thus call for more targeted policy design that takes into account such intergenerational differences.
Science
Discourse theory thus calls for a pragmatic analysis of argumentation as a social practice.
Science
For steep initial supersaturation distributions, predictions of the mean field theory are not satisfactory thus calling for higher-order approximations.
Science
Expert writing Tips
Best practice
Use "thus called for" when you want to clearly indicate that a particular action or measure is a logical and necessary consequence of a preceding fact or situation. It adds a formal tone to your writing.
Common error
Avoid using "thus called for" in casual conversation or informal writing. Its formal tone can sound stilted or unnatural in relaxed settings. Simpler alternatives like "so" or "therefore" may be more appropriate.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
Thus called for acts as a causal connector, indicating that a preceding event or situation necessitates a particular action or response. It signals a direct relationship between cause and effect, prompting a specific intervention. As confirmed by Ludwig AI, the phrase emphasizes a logical conclusion.
Frequent in
Science
60%
News & Media
20%
Formal & Business
20%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "thus called for" is a formal phrase used to indicate that a specific action is a necessary consequence of a preceding situation. As Ludwig AI confirms, it's grammatically correct and emphasizes a logical connection. While relatively rare, it's most commonly found in scientific, news, and formal business writing. When writing, avoid using it in informal settings where simpler alternatives may be more suitable. Remember that while the expression is valid, it is more formal than many synonyms and should be used when a formal tone is desired. Although uncommon, its clear and direct indication of causality makes it useful in scenarios that demand precision.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
therefore necessitated
Replaces "called for" with "necessitated", emphasizing the unavoidable nature of the required action.
hence required
Substitutes "thus" with "hence" and "called for" with "required", maintaining a formal tone and conveying logical consequence.
consequently demanded
Uses "consequently" instead of "thus" and "demanded" instead of "called for", highlighting the imperative nature of the action.
accordingly warranted
Replaces "thus" with "accordingly" and "called for" with "warranted", suggesting justification for the action.
for this reason necessitated
Explains the causal relationship more explicitly using "for this reason" and replaces "called for" with "necessitated".
thereby required
Employs "thereby" to indicate consequence and "required" in place of "called for", maintaining a formal style.
as a result prompted
Uses "as a result" to introduce the consequence and "prompted" to indicate the action was stimulated.
this led to a need for
Rephrases to focus on the "need for" something, emphasizing the resulting requirement.
in response, it was essential
Shifts the focus to the response and emphasizes the "essential" nature of what's required.
in light of this necessitated
Uses "in light of this" to introduce the cause and substitutes "called for" with "necessitated".
FAQs
How can I use "thus called for" in a sentence?
You can use "thus called for" to indicate that a specific action or measure is a logical consequence of a situation. For example, "The data revealed a significant increase in errors, thus called for immediate retraining of staff."
What are some alternatives to "thus called for"?
Some alternatives to "thus called for" include "therefore necessitated", "hence required", or "consequently demanded", depending on the context.
Is "thus calls for" or "thus called for" more appropriate?
"Thus called for" is generally preferred because it implies that the need for action has already been established. "Thus calls for" suggests the action is currently becoming necessary.
What's the difference between "thus called for" and "as a result"?
"Thus called for" is more formal and specific, indicating a direct and necessary action. "As a result" is a broader causal connector that can introduce various outcomes, not necessarily mandatory actions.
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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested