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
sphere of control
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "sphere of control" is correct and usable in written English.
It can be used to describe the areas or aspects of a situation that an individual or organization can influence or manage. Example: "In project management, understanding your sphere of control is crucial for effective decision-making."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Wiki
Formal & Business
Alternative expressions(20)
area of influence
scope of authority
domain of power
circle of influence
realm of responsibility
field of action
zone of influence
area of authority
area of impact
realm of control
breadth of influence
sphere of influence
order of control
range of influence
order of influence
subject of control
scope of influence
degree of control
scope of control
magnitude of influence
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
22 human-written examples
In villages "back home", a man's sphere of control was broader, with a large support system.
News & Media
"It is entirely within their sphere of control to insure that workers are reimbursed for recruitment fees".
News & Media
Sending Tarleton on raids across the colony, the British asserted a sphere of control as far north as Fredericksburg and west to Charlottesville.
Encyclopedias
"These are territories that historically fell into the Chinese sphere of control until Japan forcibly began its course of aggressive expansionism in the late 19th century," he said.
News & Media
(My eldest would no more take a lunch box to school than he would allow me to walk him to the classroom and kiss him goodbye: his school cafeteria is entirely out of my sphere of control).
News & Media
An amusement park on the peninsula's east side now serves as a frontline position for tribal fighters, police and a smattering of Iraqi soldiers, just hundreds of just a few metres from Isis's sphere of control.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
36 human-written examples
The communication environment is shared with external traffic sources that are out of the sphere-of-control of the RT architecture.
On the other hand, ST (standard IEEE 802.11e stations that are out of the sphere-of-control of the RT architecture) stations are intended to model external traffic sources, that are sharing the communication medium with the RT traffic sources.
The messy Ukraine crisis is what the world looks like when it's not divided into two spheres of control.
News & Media
The Spheres of Control scale (SOC) is a multidimensional measure of locus of control, originally designed to assess personal control, interpersonal control, and socio-political control.
In the men group, the top issues we identified were in the spheres of control and doubt/rumination, whereas for women it was the sphere of cleaning to be mainly involved.
Expert writing Tips
Best practice
Use "sphere of control" to discuss abstract topics such as influence or personal accountability.
Common error
Don't confuse "sphere of control", which refers to areas of influence, with "span of control", which is a management term describing the number of subordinates a supervisor can effectively manage.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "sphere of control" functions as a noun phrase, typically acting as a subject complement or object in a sentence. It identifies the scope within which authority, influence, or management is exerted. Ludwig shows examples in diverse contexts, supporting this functional analysis.
Frequent in
News & Media
40%
Science
32%
Encyclopedias
12%
Less common in
Wiki
8%
Formal & Business
8%
Academia
0%
Ludwig's WRAP-UP
The phrase "sphere of control" is a noun phrase used to define the extent of someone's authority, influence, or management capabilities. Ludwig AI confirms its grammatical correctness and usability. While "sphere of control" is not extremely common, it appears across various contexts, including News & Media, Science, and Encyclopedias. When using this phrase, ensure clarity by not confusing it with similar terms like "span of control", and consider semantically related alternatives such as "area of influence" or "scope of authority" for nuance.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
area of influence
Refers to a region or concept that someone or something affects.
scope of authority
Describes the extent of one's legal or rightful power.
range of command
Indicates the extent of control within a hierarchy.
jurisdiction
Denotes the legal power to apply laws.
domain of power
Specifies the extent to which power is exerted.
circle of influence
Signifies the immediate people or things that one can influence.
realm of responsibility
Defines areas where someone is accountable.
field of action
Indicates the areas in which activity can be performed.
zone of regulation
Highlights regions subject to certain laws or rules.
orbit of control
Analogous to celestial mechanics; refers to an abstract area where influence exists.
FAQs
How can I use "sphere of control" in a sentence?
You can use "sphere of control" to describe the areas or aspects of a situation that an individual or organization has the ability to influence or directly manage. For example: "The project manager's "sphere of control" included resource allocation and task delegation."
What are some alternatives to "sphere of control"?
Depending on the context, you could use alternatives like "area of influence", "scope of authority", or "jurisdiction".
Is it correct to say "spheres of control" instead of "sphere of control"?
Yes, "spheres of control" is the plural form and is correct when referring to multiple distinct areas of influence or authority. For example, "The company had distinct spheres of control for marketing and sales."
What is the difference between "sphere of control" and "span of control"?
"Sphere of control" refers to the areas of influence or management, while "span of control" refers specifically to the number of subordinates a manager can effectively supervise. They are related but distinct concepts.
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested