Category:American Composers: Difference between revisions
Jump to navigation
Jump to search
(previous page) (next page)
(Created page with "Category:Composers") |
No edit summary |
||
| Line 1: | Line 1: | ||
[[Category:Composers]] | [[Category:Composers-Nationality]] | ||
Latest revision as of 22:48, 1 March 2013
Pages in category "American Composers"
The following 1,000 pages are in this category, out of 1,017 total.
(previous page) (next page)A
- Abbe, Donald E.
- Abel, Alan
- Actor, Lee
- Adams, Aubry
- Adams, Daniel C.
- Adams, James Alan
- Adams, John Luther
- Adams, Michael
- Adams, Sam
- Adams, Timothy
- Adley/Frazer
- Adney, Robert W.
- Adomián, Lan
- Ahlstrom, Albert
- Akiho, Andy
- Albright, William
- Alexander, William
- Alfieri, John
- Alford, Emery E.
- Alling, John
- Amacher, Maryanne
- Ames, William T.
- Amirkhanian, Charles
- Amram, David
- Amromin, Richard
- Anderson, Dennis
- Anderson, Jonathon
- Anderson, Robert
- Anderson, William
- Andres, Timo
- Andrix, George
- Anslinger, Walter
- Antheil, George
- Ardizzoia, Andrew
- Argenziano, Ed
- Atkatz, Edward
- Auwarter, Doug
B
- Babbitt, Milton
- Babcock, Michael
- Babin, Victor
- Bach, Jan
- Bacon, John Jr.
- Bailey, Elden "Buster"
- Baiocchi, Regina Harris
- Baird, James
- Ballard, Louis W.
- Baratta, Nick
- Barber, Clarence E.
- Barkin, Elaine
- Barlow, Cynthia
- Barnes, Edward
- Barnes, Larry
- Barnett, Kerry
- Barnett, Wally
- Barratt, Roland
- Barroero, Trevor
- Barsom, Paul
- Bartholomew, Noyes
- Bartlett, Harry R.
- Basta, James
- Bates, Mason
- Bauman, Jon
- Bavicchi, John
- Bazelon, Irwin
- Beck, Jeremy
- Beck, John H.
- Beck, John R.
- Becker, Bob
- Becker, John J.
- Begin, Jerome
- Bellson, Louis
- Bencriscutto, Frank
- Bendian, Gregg
- Benford, Robert
- Bennett, Barbara A.
- Benscoter, Brian
- Benson, Allen C.
- Benson, Warren
- Berg, Sidney
- Bergamo, John
- Bernard, Richard
- Bernotas, Chris
- Bernstein, David S.
- Berry, Mark
- Berryman, Joe
- Betjeman, Paul
- Beyer, Johanna
- Beynon, Jared
- Bilik, Jerry
- Billman, David
- Binder, John A.
- Biscardi, Chester
- Bissell, Paul
- Black, Alan
- Blake, Michael
- Blank, Allan
- Blanton, Walter
- Blickhan, C. Tim
- Bliss, Marilyn
- Blume, Gernot
- Bobak, Mark
- Bobo, Kevin
- Bodine, G. Bradley
- Bolcom, William
- Boone, Charles
- Borrenbergs, H.
- Borroff, Edith
- Borwick, Doug
- Bothwell, Donald
- Bottje, Will Gay
- Bowen, Patrick
- Brand, Morris
- Brandon, Jenni
- Brandon, Sy
- Braun, Roger
- Brazauskas, Paul
- Brehm, Alvin
- Breuer, Harry
- Briggs, Matthew
- Briggs, Thomas
- Brings, Allen
- Brisman, Heskel
- Britton, Mervin
- Brochocki, Dave
- Brodkorb, C. Wayne
- Brody, Sharda
- Brooks, Chris
- Brooks, Richard
- Brooks, William
- Brown, Anthony
- Brown, Earle
- Brown, Grace
- Brown, Harold J.
- Brown, J. E.
- Brown, Jonathan
- Brown, K. Allen
- Brown, Newel Kay
- Brown, Thomas A.
- Browne, Donald
- Browning, Zack
- Bruce, F. Neely
- Bryce, Eric
- Brün, Herbert
- Buchtel, Forrest
- Buggert, Robert
- Bump, Michael
- Burkett, Bryan
- Burkhalter, Lamar
- Burritt, Michael
- Burt, George
- Burwasser, Daniel
- Buss, Howard
- Butts, Carroll M.
C
- Cacioppo, George
- Cage, John
- Cage/Harrison
- Cahn, William
- Cairns, Zachary
- Calvin Warren III
- Campbell, James
- Campbell, Mathew
- Campo, Frank
- Candela, Peter
- Cangelosi, Casey
- Canning, Thomas
- Cantu, Carlos M.
- Cappio, Arthur
- Carey, David
- Carey, Jim
- Carey, John
- Carl, Robert
- Carlsen, Philip
- Carlson, Elin
- Carmean, Chris
- Carr, Jamieson
- Carroll, Raynor
- Carter, Elliott
- Casella, Jim
- Cerrone, Christopher
- Chappell, Robert
- Charles, David
- Childs, Mary Ellen
- Christiansen,Larry
- Chu, Arnor
- Cichy, Roger
- Cirone, Anthony
- Cirone/Harrison
- Clark, Robert Keys
- Clayson, Robert
- Cleman, Tom
- Coleman, Randolph
- Colgrass, Michael
- Constable, Robert
- Cooman, Carson
- Corigliano, John
- Coulter, Ron
- Cowell, Henry
- Coyner, Louis
- Crane, Robert
- Creston, Paul
- Crockarell, Chris
- Crumb, David
- Crumb, George
- Cucinotta, Robert
D
- Damm, Robert
- Danby, Judd
- Danforth, Frances
- Daniel, Omar
- Daugherty, Machael
- Daugherty, Michael
- Daughtrey, Nathan
- Dauwalder-Dachtyl, Linda
- Davidson, Harold G.
- Davila, Julie
- Davila, Lalo
- Davis, Thomas L.
- Davison, Peter
- Deane, Christopher
- Deason, David
- DeBeradinis, John
- DeCristofaro, Jason
- DeFotis, William
- Del Borgo, Elliot
- DeLio, Thomas
- Denecke, Henry
- Denver Ridgway
- DePonte, Niel
- DePue, Wallace
- Descarfino, Charles
- DeYoung, Lynden
- Dietz, Brett William
- Dillon, Robert
- Dior, Rick
- Dittgen, Brandon
- Dobbins, Lori
- Dodge, Khris
- Dolceamore, Victoria
- Donovan, Richard
- Dorff, Daniel
- Dorin, Ryan
- Dorn, William
- Dotson, James
- Douglas, Allan R.
- Dowd, Charles
- Downey, John W.
- Downs, Diane
- Drew, James
- Druckman, Jacob
- Drummond, Dean
- Duckworth, William
- Dudek, Keith
- Durrett, Ward
- Dutton, Frederic
- Dutton, Jon
E
F
- Faini, Philip
- Fambrough, Gene
- Famularo, Dom
- Farberman, Harold
- Farren, Martin
- Faulconer, Bruce
- Feist, Ashley
- Feldman, Morton
- Feldstein, Saul "Sandy"
- Fernandez, Robert
- Fetler, Paul
- Fiday, Michael
- Fine, Elliot
- Fine, Vivian
- Finney, Ross Lee
- Firestone, Harold
- Firth, Everett "Vic"
- Fissinger, Alfred
- Fitch, Keith
- Fitch, Steve
- Fitt, Robert
- Fitz, Richard
- Flagello, Nicolas
- Flannigan, Jessica
- Fleisher, Robert
- Fletcher, H. Grant
- Floyd, Chad
- Fonseca, Duduka Da
- Ford, Mark
- Ford, Ronald
- Foss, Lukas
- Fowler, Paul
- Fox, Frederick A.
- Fox, James M.
- Frank Chapple
- Freeze, Tracy
- Friend, Korry
- Fundis, Gregory
- Funk, Eric
G
- Gaber, Harley
- Gaetano, Mario
- Gaines, Julia
- Gann, Kyle
- Garcia, Orlando
- Garland, Peter
- Garner, Lucas
- Gastyne/Heller
- Gates, Crawford
- Gauger, Thomas
- Gehlhaar, Rolf
- Gelber, Dan
- Geller, Timothy
- George Hamilton Green
- George, Ronald
- Gerber, Steven
- Giavaras, Constantine
- Gibb, Stan
- Gibbens, John Jeffrey
- Gibson, David
- Gibson, Gary
- Gibson, John
- Gibson, Robert
- Gilbert, David
- Gilbert, Donald K.
- Gilbert, Jay W.
- Gillingham, David
- Gillott, Matthew
- Gipson, Richard
- Glanville-Hicks, Peggy
- Glaser, David J.
- Glass, Philip
- Glassock, Lynn
- Glazer, Stuart
- Godin, Robert
- Goldenberg, Morris
- Goldstaub, Paul
- Gomez, Alice
- Gomez/Rife
- Goodman, Saul
- Goodwin, Gordon
- Gordon, David
- Gordon, David M.
- Gordon, Michael
- Gottlieb, Jay
- Gottry, Josh
- Gottschalk, Arthur
- Gould, Elizabeth
- Gould, Morton
- Grady, Jerry Wayne
- Grant, Phil
- Grant, W. Parks
- Grassano, Thomas
- Green Brothers
- Green, Jonathan David
- Green, Joseph Peter
- Green, Ray
- Greenberg, Robert
- Griffin, Charles
- Griffin, Dennis
- Griffith, Marshall
- Grimo, Steve
- Grimo/Snider
- Griswold, Eric
- Gronemeier, Dean
- Grubbs, Jeffrey
- Gryc, Stephen
- Guerguerian, Paul
- Guerguerian, Paul "River"
H
- Haag, Mark
- Haas, Lance
- Hagedorn, Dave
- Hakim, Talib Rasul
- Hall, Dave
- Hall, June
- Hall, Rex
- Hamilton, Bruce
- Hamilton, Thomas
- Hammond, Charles
- Hampton, Ralph
- Hankins, James
- Hankinson, Ann
- Hanley, Pat
- Hanna, James
- Hanna, Steve
- Hannay, Roger
- Hannickel, Mike
- Hannum, Thom
- Hansen, Joe
- Hansen, Von
- Hanson, Jens
- Harada, Higo
- Harber, Stephen R.
- Harding, Scott
- Harmon, Jr., William O.
- Harper, Patrick Glenn
- Harr, Haskell
- Harris, Daniel R.
- Harris, Ernest
- Harris, Floyd O.
- Harris, Matthew
- Harris, Roger
- Harrison, Lou
- Harrison/Cage
- Harrison/Cirone
- Hart, William
- Hartke, Stephen
- Hartley, Walter
- Hartman, Ed
- Hartzell, Doug
- Hartzell, Eugene
- Hartzell, Lawrence
- Hasenpflug, Thom
- Hashagen, Klaus
- Hatch, Earl
- Hause, Evan
- Hawkins, Phil
- Hayden, Paul
- Hays, Sorrell
- Hazzard, Peter
- Heim, Alyn
- Heim, Norman
- Helble, Raymond
- Heller, Duane
- Heller/Gastyne
- Hellermann, William
- Heney, John J.
- Hennagin, Michael
- Henry, Alice
- Henry, Otto
- Herndon, John
- Hershey, Sharon
- Heslink, Dan
- Heuser, David D.
- Heussenstamm, George
- Hibbard, William
- Higdon, Jennifer
- Hiller, Lejaren
- Hiller/O'Connor
- Hills, Cory
- Hinds, Stuart
- Hinkle-Turner, Elizabeth
- Hoch, James
- Hodkinson, Sydney
- Hoesly, John
- Hoey, Fred
- Hoffman, Lawrence
- Hoffmann, Richard
- Holdman/Geldman
- Holland, John
- Hollinden, Dave
- Holly, Rich
- Holmes, Cody
- Holmes, Glenn
- Holmes, Jeffrey
- Holmes, Reed
- Hood, Mantle
- Hopper, Adam
- Horsley, Joachim
- Horvit, Michael
- Horwood, Michael
- Houchins, Andrew
- Houghton, Steve
- Houllif, Murray
- Houston, Allen
- Hovhaness, Alan
- Howarth, Gifford
- Howden, Moses Mark
- Hsu, Wen-ying
- Hubbell, Fred M.
- Huestis, Michael
- Humphrey, Doris
- Humphrey, Paul
- Hunt, Michael
- Hurley, Marty
- Husa, Karel
- Hussey, Peter A.
- Huston, Scott
- Hutcheson, Jere
- Hutcheson, Thomas
J
- Jackoboice, Richard
- Jankowski, Loretta
- Jarvinen, Arthur
- Jarvis, David
- Jarvis, Peter
- Jebe, Paul
- Jeffers, Robert E.
- Jenni, D. Martin
- Jenny, Jack
- Jerger, Jake
- John Alexander Durr
- John David Cope
- Johnson, David
- Johnson, Scott
- Johnson, Tom
- Johnson, Warren
- Johnston, Benjamin
- Jones, Harold
- Jones, Hilton Kean
- Jurrens, James
K
- Kane, Jeremy
- Karlin, Fred
- Kartalyan, Ashot
- Kastner, Kathleen
- Katz, Erich
- Kaufman, Frederick
- Kawamoto, Hideko
- Keagle, Roger
- Kechley, David
- Keeney, Lorianne
- Keezer, Ronald
- Kelly, Robert
- Kennedy, Jay
- Kennedy, John
- Kennedy, Sean
- Keown, Alan
- Kerr, Harrison
- Kessner, Daniel
- Kieffer, Olivia
- Kievman, Carson
- Kim, Byong-Kon
- Kiner, Julie
- King, John
- Kinyon, John
- Kirsten, Amy Beth
- Kitzke, Jerome
- Klein, Joseph
- Klein, Lothar
- Knaack, Donald
- Knipple, Dan
- Knox, Charles
- Koch, Frederick
- Kogan, Robert
- Kohn, Karl
- Kohs, Ellis
- Koninsky, Sadie
- Korf, Anthony
- Korn, Steve
- Korte, Karl
- Koshinski, Gene
- Kosteck, Gregory
- Kotche, Glenn
- Kovins, David
- Kowalski, Michael
- Koyle, Gregg
- Kozinski, David
- Kraft, William
- Kramer, Jonathan
- Kraus, Phil
- Krause, Kenneth
- Kreiger, Arthur
- Kreisler/Green
- Krenek, Ernst
- Kresky, Jeffrey
- Kreutz, Robert
- Krupa, Gene
- Kumor, Frank
- Kupferman, Meyer
- Kvistad, Richard
L
- Lackey, Douglas
- Lacoste, Steven
- LaFave, Kenneth
- Lamb, Jane
- Lambro, Phillip
- Landreth, Trevor
- Lang, David
- Lang, Morris "Arnie"
- Lansky, Paul
- Lapin, Lawrence
- LaPorta, John D.
- LaRosa, Michael
- Larrick, Geary
- Larsen, Libby
- Latimer, James
- Lauer, Arthur
- Laurello, Michael
- Lautzenheiser, Tim
- Lazarof, Henri
- LeBaron, Anne
- Ledbetter, Robert
- Lefever, Maxine
- Lefkowitz, David L.
- Leichtling, Alan
- Lenk, Timothy
- Leonard, Stanley
- Lepak, Alexander
- Lepper, Kevin
- Lesemann, Frederick
- LeSiege, Annette
- LeVan, Richard
- Levitan, Daniel
- Lewis, James
- Lewis, Robert Hall
- Leyden, Norman
- León, Tania
- Lindenfeld, Harris
- Ling, John
- List, Andrew
- Locke, Miles
- Long, David J.
M
- Macbride, David
- MacCallum, John
- Mackey, John
- Mackey, Steven
- Maggio, Robert
- Magin, Carrie
- Mailman, Martin
- Mais, Chester
- Maloof, William
- Mancini, David
- Manion, Michael
- Mantooth, Frank
- Maricle, Sherrie
- Markovich, Mitch
- Maroni, Joe
- Martin, Peter
- Martin, Theresa
- Martone, Joe
- Marvin, Harry
- Maslanka, David
- Mason, Brian
- Mason, David K
- Mattingly, Rick
- Mazzoli, Missy
- McCandless, Richard
- McCarthy, Robert
- McCloud, Daniel
- McCormick, Robert
- McLaughlin, Patrick
- McLeod, Stuart Scott
- Meade, Elyzabeth
- Metzger, Jon
- Meyer, Brad
- Meyers, Nicholaus
- Millette, Paul
- Mills, Kit
- Mincek, Alex
- Mizelle, Dary John
- Moore, Dan
- Moore, James
- Moore, Joe W., III
- Moore, Matt
- Moore, Patrick
- Morgan, Tom
- Moyer, James
- Musser, Clair Omar
N
O
- O'Brien Eugene
- O'Connor, G. Allan
- O'Connor, Thomas
- O'Donnell, Rich
- O'Gorman, Peter
- O'Mahoney, Terry
- O'Meara, Rich
- O'Neill, John Charles
- O'Reilly, John
- Ocker, David
- Olan, David
- Olive, Joseph
- Oliver, Harold
- Oliveros, Pauline
- Olsen, David John
- Olson, Donovan
- Ondishko, Denise
- Onofrio, Marshall
- Orfaly, Alex
- Ortiz, Gabriela
- Osterling, Eric
- Ostling, Acton
- Ott, David
- Ott, Joseph
- Ovens, Douglas
- Owen, Steve
P
- Packham, Brian
- Papador, Nicholas
- Pape, Andy
- Parchman, Gen
- Parker, Philip
- Parris, Robert
- Parsons, William
- Parwez, Akmal
- Passaro, Joe
- Patton, Duncan
- Paull, Barberi
- Payson, Albert
- Payson, Geraldine
- Peacocke, Gemma
- Peck, Russell
- Peebles, Sarah
- Peel, Eric
- Pelosi, Louis
- Penner, Bruce
- Penner, Connie
- Perez, Francisco
- Perlongo, Daniel
- Perna, Dana Paul
- Perry, Charles
- Perry, Julia
- Peters, G. David
- Peters, Gordon
- Peters, Mitchell
- Petersen, Ted
- Peterson, Howard M.
- Peterson, Richard T.
- Peterson, Russell
- Peterson, Wayne
- Peyton, Jeffrey
- Phillips, Joseph
- Phillips, Peter
- Philo, Gary
- Pickering, Caleb
- Piltzecker, Ted
- Planchart, Alejandro
- Polansky, Larry
- Polin, Claire
- Powell, Susan
- Power, Richard
- Prechtl, Brian
- Prentice, Harold
- Price, Paul
- Primatic, Stephen
- Prince, Robert
- Pritsker, Gene
- Proto, Frank
- Pugliese, Michael
R
- Raab, Emil
- Rack, John
- Rago, James
- Ralph Hicks
- Rands, Bernard
- Ranta, Michael
- Rapp, John
- Rapp, Will
- Rath, Eric
- Ratliff, David
- Rauschenberg, Dale
- Rayburn, Theo
- Raymond-Kolker, Louis
- Razey, Don
- Read, Gardner
- Reed, Alfred
- Reeves, David
- Reich, Steve
- Reichert, James
- Reinkemeyer, Andrea
- Remington, Jacob
- Remy, Jeannine
- Resseger, Robert
- Rettew, Jeff
- Reynolds, Roger
- Reynolds, Verne
- Rice, Dwayne
- Rice, Thomas
- Rich, James
- Richard, Paschke
- Richards, Emil
- Richards, Eric
- Riedhammer, Arnold
- Rife/Gomez
- Rigoli, Carl
- Riley, James
- Riley, Steve
- Risatti, Howard
- Roberts, Bruce
- Roberts, Myron
- Roberts, Samantha
- Rockmaker, Jody
- Roderick, Shane
- Rodis, Eric
- Rodriguez, Armando
- Rodriguez, Robert Xavier
- Rogers, Bernard
- Rogers, Dennis
- Rogers, Patsy
- Rogers, Richard E.
- Rollin, Robert
- Romig, James
- Rosauro, Ney
- Roscigno, John
- Roseman, Ronald
- Rosenboom, David
- Rosenthal, David
- Ross, Brad
- Ross, Don
- Ross, James
- Ross, Paul G.
- Ross, Richard
- Ross, Walter
- Rossi, Mick
- Roth, Dave
- Rothman, Joel
- Rouse, Christopher
- Rovics, Howard
- Roy, J. Michael
- Rudolph, Paul
- Runnels, Joe
- Rush, Stephen
- Russell, Armand
- Russell, John
- Russell, Robert
- Russell, William
- Russo, William
- Ryan, William Everett
- Rzewski, Frederic
S
- Salvo, Victor V.
- Sampson, David
- Samuel, Gerhard
- Samuels, Dave
- Samuels, David
- Sanford, Richard
- Saperstein, David
- Sarracco, John
- Sartor, David
- Saya, Mark
- Scaletti,Carla
- Schankler, Isaac
- Schelle, Michael
- Schickele, Peter
- Schietroma, Robert
- Schiffman, Harold
- Schinstine, William
- Schirripa, Marco
- Schlenk, John
- Schmidt, William
- Schober, Brian
- Schory, Richard
- Schudel, Thomas
- Schuller, Gunther
- Schultz, Mark
- Schulze, Dustin
- Schwantner, Joseph
- Schwartz, Elliot
- Schwendinger, Laura
- Seale, Carl
- Seawell, Brent
- Sebesky, Gerald
- Seeger, Ruth Crawford
- Senn, Dan
- Senn, Daniel
- Sepos, Charles
- Serry, John
- Seyfrit, Michael
- Shaffer, Sherwood
- Shapey, Ralph
- Shapiro, Gerald M.
- Shawver, Alex
- Shechtman, Robert
- Shen, Hsueh-Yung
- Sherr, Laurence
- Shiner, Kristen
- Shrader, David
- Shultis, Christopher
- Shumway, Stanley
- Siegel, Wayne
- Siekmann, Frank
- Silsbee, Ann
- Silverman, Adam
- Silverman, Faye-Ellen
- Simons, Netty
- Siwe, Thomas
- Skidmore, David
- Slater, Westley J.
- Smadbeck, Paul
- Smaldone, Edward
- Smart, Gary
- Smith, J.B.
- Smith, Paul
- Smith, Rob
- Smith, Stuart Saunders
- Smith, William Russell
- Snider, Larry
- Snider, Robert C.
- Snider/Grimo
- Snoeck, Kenneth
- Snowden, Steven
- Snyder, Randall
- Socolofsky, Annika
- Sokolowski, Eric
- Sollberger, Harvey
- Solomon, Edward S.
- Songer, Lewis
- Sorenson, Dean
- Sorgi, David
- Sosnik, Harry
- Spears, Jared
- Spencer, Julie
- Speranza, Patrick
- Spivack, Larry
- Stabile, James
- Stamp, Jack
- Standridge, Randall
- Starer, Robert
- Stark, Bruce
- Steele, Charles
- Steg, Paul
- Steiger, Rand
- Stein, Leon
- Steinberg, Paul
- Steinke, Greg A.
- Steinohrt, William
- Steinquest, David
- Sternfeld, Bob
- Stewart, Frank Graham
- Stewart, Robert
- Stirtz, Brad
- Stone, George L.
- Stone, George Lawrence
- Stotesbery, Laura
- Stout, Alan
- Stout, Andrew
- Stout, Gordon
- Strang, Gerald
- Stroud, Richard
- Stuart Saunders Smith
- Stuart, Hugh
- Stucky, Steven
- Stumpf, Norm
- Suderburg, Robert
- Sumpter, Wesley
- Sur, Donald
- Surinach, Carlos
- Suta, Thomas
- Sutcliffe, James
- Sweeney, Brendan
- Sweidel, Martin
- Swenson, Paul
- Sydeman, William
T
- Tabor, Jerry
- Tafoya, John
- Takaro, Thomas
- Tananbaum, Elias
- Tanner, Peter Hyde
- Tatgenhorst, John
- Taub, Bruce
- Tautenhahn, Gunther
- Taylor, Clifford
- Taylor, Clifton
- Taylor, Joseph R.
- Taylor, Michael
- Tcherepnin, Alexander
- Tenney, James
- Terry, Peter
- Thamm, Duane
- Thead, Larry
- Theobald, James Chester
- Theofanidis, Christopher
- Thigpen, Ed
- Thomas, Andrew
- Thomas, Andrew William
- Thomas, Augusta Read
- Thomas, Carter D.
- Thome, Joel
- Tiemann, Jason
- Tillapaugh, Stephen
- Tilles, Robert
- Tingler, Nathan
- Tipei, Sever
- Tircuit, Heuwell
- Tittle, John Stephen
- Tompkins, Joseph
- Tower, Joan
- Townsend, Douglas
- Trevino, Ivan
- Trythall, Gilbert
- Trythall, Richard
- Tull, Fisher
- Turner, Kerry Drew
- Turok, Paul
- Tyson, Blake
- Tywoniuk, Derek