In fact, many, if not all, the markers of expertise identified by philosophers enjoy widespread recognition.
1	In	in	ADP	IN	_	2	case	2:case	Discourse=context-background:11->14:3
2	fact	fact	NOUN	NN	Number=Sing	17	obl	17:obl:in	SpaceAfter=No
3	,	,	PUNCT	,	_	2	punct	2:punct	_
4	many	many	ADJ	JJ	Degree=Pos	11	amod	11:amod	Entity=(13-abstract-new-cf1-8-coref|SpaceAfter=No
5	,	,	PUNCT	,	_	8	punct	8:punct	_
6	if	if	SCONJ	IN	_	8	mark	8:mark	_
7	not	not	PART	RB	Polarity=Neg	8	advmod	8:advmod	_
8	all	all	DET	PDT	PronType=Tot	4	advcl	4:advcl:if	SpaceAfter=No
9	,	,	PUNCT	,	_	4	punct	4:punct	_
10	the	the	DET	DT	Definite=Def|PronType=Art	11	det	11:det	_
11	markers	marker	NOUN	NNS	Number=Plur	17	nsubj	17:nsubj	_
12	of	of	ADP	IN	_	13	case	13:case	_
13	expertise	expertise	NOUN	NN	Number=Sing	11	nmod	11:nmod:of	Entity=(14-abstract-new-cf4-1-coref)
14	identified	identify	VERB	VBN	Tense=Past|VerbForm=Part	11	acl	11:acl	Discourse=elaboration-attribute:12->11:0
15	by	by	ADP	IN	_	16	case	16:case	_
16	philosophers	philosopher	NOUN	NNS	Number=Plur	14	obl:agent	14:obl:agent	Entity=(15-person-new-cf3-1-sgl)13)
17	enjoy	enjoy	VERB	VBP	Mood=Ind|Number=Plur|Person=3|Tense=Pres|VerbForm=Fin	0	root	0:root	Discourse=same-unit_m:13->11:1
18	widespread	widespread	ADJ	JJ	Degree=Pos	19	amod	19:amod	Entity=(16-abstract-new-cf2-2-coref
19	recognition	recognition	NOUN	NN	Number=Sing	17	obj	17:obj	Entity=16)|SpaceAfter=No
20	.	.	PUNCT	.	_	17	punct	17:punct	_
