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
I then decide
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "I then decide" is correct and usable in written English.
It can be used when describing a sequence of actions or choices made after considering previous information or options. Example: "After reviewing all the proposals, I then decide which one best fits our needs."
✓ Grammatically correct
News & Media
Science & Research
Formal & Business
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
3 human-written examples
I then decide what percentage of the buying goes into that theme – it's a balance.
News & Media
However, this is a big career change and I am concerned that, if I then decide it's not for me, I'll find it very difficult to go back to a research career.
Science & Research
If I then decide to shave my legs I am making an equally powerful statement.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
I then decided to rent both spare rooms".
News & Media
I then decided that I really didn't like this book.
News & Media
I then decided to end abruptly, but "abrupt ending for dramatic effect" is also patented.
News & Media
"Having reflected on it all night, I then decided to present it again".
News & Media
"I then decided to contact [missed word] the most popular newspaper, The New York Times.
News & Media
I then decided that I absolutely couldn't do it, and that I was just kidding myself.
News & Media
First, he quotes me as saying, "I then decided that I would probably live longer if I was less fat".
News & Media
I then decided, with Peter's agreement, that an open university should not be grafted on to an existing university.
News & Media
Expert writing Tips
Best practice
Use "I then decide" to clearly indicate a decision made after considering a previous action or thought. This helps establish a logical sequence in your writing.
Common error
Avoid using "I then decide" repeatedly in close succession. Vary your sentence structure and use synonyms like "subsequently", "afterward", or "following that" to maintain reader engagement and avoid monotony.
Source & Trust
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "I then decide" functions as a sequential indicator followed by a statement of decision. It demonstrates a chronological order where a decision is made following a previous action or thought. Ludwig AI confirms its correct usage, and the examples provided show its role in establishing a sequence.
Frequent in
News & Media
45%
Science
30%
Formal & Business
25%
Less common in
Science & Research
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "I then decide" is a grammatically sound and functionally clear way to indicate a sequence of events culminating in a decision. As Ludwig AI indicates, it's a correct and usable phrase in written English. Although it is not a very common phrase, primarily appearing in news and media, science, and formal business contexts, it serves the purpose of establishing a logical order in narratives or explanations. To avoid redundancy, it is advisable to use related phrases like "subsequently, I decide" or "afterward, I conclude" to diversify writing style. Overall, "I then decide" is a valuable tool for articulating decision-making processes.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Subsequently, I decide
Replaces "then" with "subsequently", emphasizing the temporal sequence more formally.
Following that, I determine
Uses "following that" and "determine" for a slightly more formal and decisive tone.
Afterward, I conclude
Substitutes "then" with "afterward" and "decide" with "conclude", suggesting a more reasoned decision.
Thereupon, I resolve
Employs "thereupon" and "resolve" to convey a more formal and decisive action.
Next, I opt
Replaces "decide" with "opt", offering a simpler and more direct alternative.
Consequently, I choose
Uses "consequently" to highlight the result of a previous action, paired with "choose".
In turn, I elect
Suggests a reciprocal action with "in turn", combined with "elect" for a formal choice.
As a result, I settle
Indicates a concluding decision with "as a result" and "settle".
I then make a choice
Rephrases "decide" as "make a choice", adding slight emphasis.
I proceed to decide
Uses "proceed" to emphasize the continuation of a sequence and combines it with "decide".
FAQs
How can I use "I then decide" in a sentence?
You can use "I then decide" to indicate a decision made after a previous action or consideration, such as "After reviewing the data, "I then decide" to proceed with the experiment".
What are some alternatives to "I then decide"?
Alternatives include phrases like "subsequently I decide", "afterward I conclude", or "following that I determine", depending on the context and desired level of formality.
Is it grammatically correct to say "I then decide"?
Yes, it is grammatically correct. The phrase follows standard English syntax and is used to show a sequence of actions where a decision is made after some preceding event.
What's the difference between "I then decide" and "I decided"?
""I then decide"" implies a sequential action, where the decision follows something else. "I decided" simply states that a decision was made at some point, without necessarily linking it to a prior event.
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
88%
Authority and reliability
4.1/5
Expert rating
Real-world application tested