user:stevenj
My name is Steven G. Johnson. For more about me, see my home page: http://math.mit.edu/~stevenj/
{{User ORCID|0000-0001-7327-4967}}
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I agree to multi-license all my contributions, with the exception of my user pages, as described below:
{{DualLicenseWithCC-BySA-Dual}}
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I'm not a professional photographer or illustrator by any means, but I've posted a few pictures and illustrations of mine that seemed helpful to the articles in question:
Image:Butterfly-FFT.png|Butterfly diagram
Image:WashDC-basilica-nat-shrine-interior.jpg|Basilica of the National Shrine of the Immaculate Conception
Image:Julia-heliconian-butterfly.jpg|Dryas julia
Image:Versin.png|Versine
Image:Notre-Dame-night.jpg|Notre Dame de Paris
Image:Kbd-window.png|Kaiser window
Image:Kaiser-window.png|Kaiser window
Image:Joan of Arc-Notre Dame.jpg|Joan of Arc in Notre Dame de Paris
Image:Hunawihr-ruddy-shelduck.jpg|Ruddy Shelduck
Image:Circle-trig6.svg|Trigonometric functions
Image:Law-of-haversines.svg|Haversine formula
Image:Aharonov-bohm.png|Aharonov-Bohm effect
Image:Inhambane-dhow.JPG|Dhow
Image:Venetian-chastity.JPG|Venetian chastity belt
Image:Hunawihr-morpho-butterfly.jpg|Morpho butterfly
Image:Yee-cube.svg|Yee lattice
Image:DCT-symmetries.svg|discrete cosine transform
Image:Pseudoras-niger.jpg|Redtail catfish
Image:Colossoma-brachypomus.jpg|Pacu (fish)
Image:Longnose-gar.jpg|Longnose gar
Image:Longnose gar, Boston Aquarium.JPG|Longnose gar
Image:Egg-yolk-jelly.jpg|Egg-yolk jellyfish
Image:Green-anaconda.jpg|Green anaconda
Image:Electric-eel.jpg|Electric eel
Image:Electric-eel2.jpg|Electric eel
Image:Seahorse-aquarium.jpg|Seahorse
Image:Enneacanthus-obesus-aquarium.jpg|Banded sunfish
Image:Lumpfish-cropped.jpg|Lumpfish
Image:Blue-lobster.jpg|Blue American lobster
Image:Yellow-lobster.jpg|Yellow American lobster
Image:Sebastes-marinus-aquarium.jpg|Rose fish
Image:Asterias_rubens_(aquarium).jpg|Starfish
Image:Lophius-americanus-aquarium.jpg|American angler
Image:Green-anemone.jpg|Giant green anemone
Image:Pacific-octopus-cropped.jpg|North Pacific Giant Octopus
Image:Black-surfperch.jpg|Black surfperch
Image:Catostylus-mosaicus.jpg|Blue blubber jellyfish
Image:Cariama-cristata-DC.jpg|Cariama cristata
Image:Pygmy-falcon-DC.jpg|African Pygmy Falcon
Image:Paradisaea-raggiana-DC.jpg|Raggiana Bird of Paradise
Image:Marabou-stork-DC.jpg|Marabou Stork
Image:Marabou-stork2-DC.jpg|Marabou Stork
Image:Boston-Rhino-Iguana.jpg|Rhinoceros Iguana
Image:Boston-Knight-Anole.jpg|Knight Anole
Image:Sauromalus ater and Sceloporus occidentalis.jpg|Sauromalus ater (left) and Western fence lizard (right)
Image:Crotaphytus collaris, Boston.jpg|Common Collared Lizard
Image:Female plumed basilisk, Boston.jpg|Plumed basilisk
Image:Veiled chameleon, Boston (cropped).jpg|Veiled chameleon
Image:Leaf-tailed geckos, Boston.jpg|Henkel's leaf-tailed gecko
Image:Varanus_priscus_skull.jpg|Megalania
Image:Emerald tree monitor (closeup), Boston.jpg|Emerald tree monitor
Image:Naja pallida, Boston.jpg|Red Spitting Cobra
Image:Maleku-hut.JPG|Maleku hut
Image:Centruroides limbatus, Costa Rica.JPG|Centruroides limbatus scorpion
Image:Green Kingfisher, Costa Rica.JPG|Green Kingfisher
Image:Leptodiera septentrionalis, Costa Rica - zoomed.JPG|Leptodeira septentrionalis (Northern cat-eye snake)
Image:Eleutherodactylus diastema, Costa Rica.JPG|Common tink frog
Image:Bananaquit nest, Costa Rica.JPG|Bananaquit
Image:Craugastor crassidigitus, Costa Rica.JPG|Craugastor crassidigitus
Image:Anolis biporcatus, Costa Rica.JPG|Anolis biporcatus (neotropical green anole)
Image:Agalychnis callidryas, Costa Rica.JPG|Agalychnis callidryas
Image:Female common basilisk, Costa Rica.JPG|female common basilisk
Image:Anolis polylepis, Costa Rica.JPG|Many-scaled anole displaying a large yellow dewlap
Image:Panama spider monkey, Costa Rica.JPG|Panama spider monkey
Image:Juvenile spider monkey, Costa Rica.JPG|Juvenile Panama spider monkey
Image:Sitting Alouatta palliata, Costa Rica.JPG|Mantled Howler Monkey
Image:Cebus capucinus, Costa Rica.JPG|White-headed Capuchin
Image:Procyon cancrivorus 2, Costa Rica.JPG|Crab-eating Raccoon
Image:Procyon cancrivorus 3, Costa Rica.JPG|Crab-eating Raccoon
Image:Ocypode, Costa Rica.JPG|Sand crab
Image:Dan-dan noodles, Shanghai.jpg|Dan dan noodles
Image:Kite-trains-shanghai.jpg|Kite-train vendors in Shanghai
Image:Megaloprepus.JPG|Megaloprepus caerulatus
Image:Kung-pao-shanghai.jpg|Kung Pao chicken
Image:Pyxicephalus adspersus, Boston Aquarium.jpg|African Bullfrog
Image:Theloderma corticale, Boston Aquarium.jpg|Mossy frog
Image:Ocellate river stingray, Boston Aquarium.jpg|Ocellate river stingray
Image:Ornate bichir, Boston Aquarium.JPG|Ornate bichir
Image:Striped killifish, male.jpg|male striped killifish
Image:Striped killifish, female.jpg|female striped killifish
Image:Japanese sea nettle, Boston Aquarium.jpg|Japanese sea nettle
Image:Acadian redfish.jpg|Acadian redfish
Image:Ocean pout, Boston Aquarium.jpg|Ocean pout
Image:Haddock, Boston Aquarium.JPG|Haddock
Image:Striped bass, Boston Aquarium.JPG|Striped bass
Image:Purple sun stars, Boston Aquarium.jpg|Purple sun stars
Image:Argus monitor, Boston Aquarium.jpg|Argus monitor
Image:Cassiopea xamachana, Boston Aquarium.jpg|Cassiopea xamachana
Image:Pajama cardinalfish, Boston Aquarium.jpg|Pajama cardinalfish
Image:Sea walnut, Boston Aquarium.jpg|Warty comb jelly
Image:Green pufferfish, Boston Aquarium.jpg|Green pufferfish
File:Parribacus-antarcticus2-National-Zoo-2010.jpg|Parribacus antarcticus
File:Spiraea-tomentosa-Acadia.jpg|Steeplebush
File:Black-huckleberry-Acadia.jpg|black huckleberry
File:Domestic-crested-duck-CamdenME.jpg|crested duck
File:Jehu-Obelisk-cropped.jpg|Jehu
File:London-Roman-model.jpg|Model of Roman London.]]
My wife, C. Horwitz, has also given me permission to upload, or help her upload, some of her photos under the GFDL:
Image:Buitreraptor-Deinonychus.jpg|Buitreraptor
Image:Giant-beaver-fieldmuseum.jpg|Giant beaver
Image:Colmar-watertower.jpg|Water tower in Colmar
Image:Eurotram Strasbourg Langstross tram A (2004).jpg|Tram in Strasbourg
Image:Heath Hen, Boston.jpg|Heath Hen
Image:Passengerpigeon-cropped.jpg|Passenger Pigeon
Image:Choeradodis, Costa Rica.JPG|Choeradodis (leaf mantis)
Image:Baby Choloepus hoffmanni, Costa Rica.JPG|Hoffmann's Two-toed Sloth
Image:Male Basiliscus basiliscus, Costa Rica - cropped.JPG|Common basilisk