The most common and most likely answer to this crossword clue is the 10 letter word STRATEGIST
I've seen this crossword clue in The Guardian
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More clues leading to the result STRATEGIST
- Republican brought in to enumerate main points for planner
- Consider soldier in two ways for military planner
- Rule divides public on essential point for planner
- I understand song and dance, maybe, over street planner
- One planning to have desserts sent back, say, at first
- One like Napoleon artist gets to pose
- In a couple of ways, think highly of soldier becoming general?
- I supply its targets
- From artists, I get art sent back — I plan ahead
- Planner is following version of target set in stone
Buddy explains!

The straight part
We know that "One like Napoleon" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case one like napoleon = strategist.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does STRATEGIST mean?
STRATEGIST noun- Someone who devises strategies.