Across
Therapist in employment following stroke (8)
I haven't cracked this one yet — but Times for the Times have:
A MASSÉ is a stroke in billiards and snooker (and probably pool) which causes the cue ball to swerve around a blocking ball. Properly done, it looks like magic. Tag USE for employment on the end.
Printing office in place with hard ground (6)
I haven't cracked this one yet — but Times for the Times have:
Either the gathering itself or the place of gathering for unionised print workers. Here, our typesetters have rearranged the answer to produce PLACE with H[ard]. Ground is the anagram indicator.
Debauchee's son, Irish, can start to swim in two rivers (3,4,8)
I haven't cracked this one yet — but Times for the Times have:
One of Shakespeare’s most vivid creations: I can’t resist a quote which illustrates his debauchee nature: “I was as virtuously given as a gentleman need to be, virtuous enough: swore little; diced not above seven 1 times— a week; went to a bawdy house once in a quarter—of an hour; paid money that I borrowed, three or four times; lived well and in good compass; and now I live out of all order, out of all compass” The wordplay is also pretty spectacular: we have S([on] IR[ish] can as in WC as in JOHN, and start to S[wim] between two rivers, the FAL and the TAFF
Building stone at last provided in numbered blocks? (7)
I haven't cracked this one yet — but Times for the Times have:
The last of [ston]E and IF for provided secured inside DICE, which are, when you think about it, numbered blocks.
"Saw" for "see" say (7)
I haven't cracked this one yet — but Times for the Times have:
That’s pro: FOR followed by see, an example (say) of a verb
Line with repetition, not on for learned people (8)
I haven't cracked this one yet — but Times for the Times have:
L[ine] plus ITERATION from repetition, less ON.
Agent on vacation was resting around Crimean resort (5)
I haven't cracked this one yet — but Times for the Times have:
A[gen]T vacated, LAY for rested, reversed, around. Yalta probably best known even now as the place where the “Big Three” met in 1945 to decide what Europe would look like after the defeat of Hitler.
Knightly weapon for Percival perhaps? (5)
I haven't cracked this one yet — but Times for the Times have:
LANCE Percival was a comedian and singer perhaps best known for his calypsos on TW3 and such, despite being born in the very non-Trinidadian Sevenoaks. “Shame and scandal” is a “real” calypso Percival covered rather than one of his often improvised versions.
Subterranean excavation in which animal needs grooming? (8)
I haven't cracked this one yet — but Times for the Times have:
CAT needs A COMB
Jack, one opening wine, stayed behind (7)
I haven't cracked this one yet — but Times for the Times have:
Jack gives TAR, then I (one) fills an opening in RED wine.
Bellow for example in a way that brings violence? (7)
I haven't cracked this one yet — but Times for the Times have:
SAUL Bellow was a prize winning Canadian/American writer of Lithuanian Jewish parentage. Place him in A ST[reet] for way.
Make changes to stop allegation restricting old scientist (15)
I haven't cracked this one yet — but Times for the Times have:
Change (ie anagram) STOP ALLEGATION plus O
Right to have hard feelings about water pixie (6)
I haven't cracked this one yet — but Times for the Times have:
Among hard feelings is SPITE, placed around R[ight]
Satellite states in America (8)
I haven't cracked this one yet — but Times for the Times have:
One of the moons of Jupiter, about half the size of Earth, so big enough to be a planet. It’s probably been done before, but the States are Georgia, New York, Maine and Delaware.
Down
Satisfied garaging Welsh runner's old banger? (6)
Rum and raisin for Italian islander (9)
Controversial eastern cause (7)
Divine direction initially sourced in bishop's office (5)
I haven't cracked this one yet — but Times for the Times have:
Direction requires is N[orth] plus the first of S[ourced] inside the Bishop’s SEE. Could have been 5 directions.
Toast and greeting succeeded with Conservative (7)
I haven't cracked this one yet — but Times for the Times have:
Toast and HISTORY are both slangy expressions for no longer functioning. Greeting: HI, S[ucceeded] and the TORY faction of the Conservative party.
Parking on narrow road for flat surface (5)
I haven't cracked this one yet — but Times for the Times have:
An easy one: P{arking] on LANE or narrow road.
At sea, if able to, this saves people (8)
Slap raised lump on skin without discomfort (8)
Leader in west becoming a calamity? (8)
Luxurious vehicle minus oil: engine's head cracked (9)
I haven't cracked this one yet — but Times for the Times have:
An anagram (cracked) of MINUS OIL plus E{ngine]
Creature a tailless sort — positive about that? (8)
I haven't cracked this one yet — but Times for the Times have:
Sort translates to TYPE, remove the E, and place PLUS for positive around it.
Obvious competition among papers? On the contrary (7)
Keeping key articles out of American daily? (7)
I haven't cracked this one yet — but Times for the Times have:
In the key of C, take the articles, both A, out of US[A] TOD[A]Y UK has the Radio 4 Today programme, perhaps the USA has a Today newspaper.
United in mess — bust possibly (6)
I haven't cracked this one yet — but Times for the Times have:
U[nited] takes its place in STATE: look at the state of that!
Made-to-measure item for Mikado? (5)
I haven't cracked this one yet — but Times for the Times have:
The Mikado was the emperor of Japan, and a ruler is indeed made to measure, preferably without the hyphens.
Gold put in stove makes coin (5)
Type letters or click words in the clue