The most common and most likely answer to this crossword clue is the 10 letter word PANELLISTS
I've seen this crossword clue in Financial Times
P
A
N
E
L
L
I
S
T
S
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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 PANELLISTS mean?
PANELLISTS noun- A person who appears on a panel, either as a member of a committee or jury, or as part of a panel game.