1) Authored 2) Calm 3) Cool 4) Cool as a cucumber 5) Coolheaded 6) Dignified 7) Drafted 8) Equanimous 9) Even 10) Impassive 11) Imperturbable 12) Nerveless 13) Poised 14) Sedate 15) Serene 16) Staid 17) Tranquil 18) Typeset 19) Unflappable 20) Unflurried 21) Unflustered 22) Unperturbed 23) Unruffled 1) Calm 2) Collected 3) Combined 4) Cool 5) Cool as a cucumber 6) Imperturbable 7) Keeping cool 8) Level-headed 9) Self-possessed 10) Serene 11) Together 12) Tranquil 13) Unexcitable 14) Unflappable 15) Unflustered 16) Unruffled 
• (a.) Free from agitation; calm; sedate; quiet; tranquil; self-possessed. • (imp. & p. p.) of Compose
Com·posed' adjective Free from agitation; calm; sedate; quiet; tranquil; self- possessed. « The Mantuan there in sober triumph sate, Composed his posture, and his look sedate. Pope. » -- Com*pos'ed*ly adverb -- Com*pos'ed*ness , 
[adj] - made up of individual elements 2. [adj] - serenely self-possessed and free from agitation especially in times of stress
adjective made up of individual elements; `if perception is seen as composed of isolated sense data...`
means deliberately framed, positioned in the frame or shot, angled and/or posed.
calm; tranquil; serene: His composed face reassured the nervous passengers.