PTYS/LPL Faculty

Drake 115 ∙ Kuiper 218

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Ellen Howell

Research Professor

Ph.D., 1995, University of Arizona

Years with LPL: 2015 to present

Small Bodies

Dr. Howell's research interests are small solar system bodies, asteroids and comets. She uses a variety of observational tools at wavelengths ranging from visible to radio to study the composition, size, shape, and surface structures of these bodies.

Current Grants

  • Combining thermal and radar observations of near-Earth asteroids
  • Water and OH on Primitive Bodies: Expanding the Frontier
  • Volatiles, Regolith and Thermal Investigations Consortium for Exploration and Science (VORTICES)
  • In the Eye of the Storm: Inner coma remote sensing of three Jupiter Family Comets

Current Spacecraft Involvement

  • OSIRIS-REx Science Team Member - Visible and Infrared Spectroscopy

 

Current Graduate Students

  • Mary Hinkle (University of Central Florida)

Undergraduates

  • Collin Lewin (University of Arizona, Space Grant)

Former Students

  • Jenna Crowell (University of Central Florida)
  • Sean Marshall (Cornell University)

Former Postdocs

  • Jenna Jones

Based on Google Scholar and NASA ADS: NASA ADS Author search: Ellen S. Howell

Recent refereed publications: Years 2018 through 2020

Scheeres, D.J., McMahon, J.W., French, A.S. et al. The dynamic geophysical environment of (101955) Bennu based on OSIRIS-REx measurementsNat Astron 3, 352–361 (2019). https://doi.org/10.1038/s41550-019-0721-3

Walsh, K.J., Jawin, E.R., Ballouz, RL. et al. Craters, boulders and regolith of (101955) Bennu indicative of an old and dynamic surfaceNat. Geosci. 12, 242–246 (2019). https://doi.org/10.1038/s41561-019-0326-6

Hirabayashi, Masatoshi, Nakano, Ryota, Tatsumi, Eri, Walsh, Kevin J., Barnouin, Olivier S., Michel, Patrick, Hartzell, Christine M., Britt, Daniel T., Sugita, Seiji, Watanabe, Sei-ichiro, Bottke, William F., Scheeres, Daniel J., Ballouz, Ronald-Louis, Cho, Yuichiro, Morota, Tomokatsu, Howell, Ellen S., & Lauretta, Dante S. 2020, Icarus. Spin-driven evolution of asteroids' top-shapes at fast and slow spins seen from (101955) Bennu and (162173) Ryugu

DellaGiustina, D. N., Burke, K. N., Walsh, K. J., Smith, P. H., Golish, D. R., Bierhaus, E. B., Ballouz, R. -L., Becker, T. L., Campins, H., Tatsumi, E., Yumoto, K., Sugita, S., Deshapriya, J. D. Prasanna, Cloutis, E. A., Clark, B. E., Hendrix, A. R., Sen, A., Al Asad, M. M., Daly, M. G., Applin, D. M., Avdellidou, C., Barucci, M. A., Becker, K. J., Bennett, C. A., Bottke, W. F., Brodbeck, J. I., Connolly, H. C., Delbo, M., de Leon, J., Drouet d'Aubigny, C. Y., Edmundson, K. L., Fornasier, S., Hamilton, V. E., Hasselmann, P. H., Hergenrother, C. W., Howell, E. S., Jawin, E. R., Kaplan, H. H., Le Corre, L., Lim, L. F., Li, J. Y., Michel, P., Molaro, J. L., Nolan, M. C., Nolau, J., Pajola, M., Parkinson, A., Popescu, M., Porter, N. A., Rizk, B., Rizos, J. L., Ryan, A. J., Rozitis, B., Shultz, N. K., Simon, A. A., Trang, D., Van Auken, R. B., Wolner, C. W. V., & Lauretta, D. S. 2020, Science. Variations in color and reflectance on the surface of asteroid (101955) Bennu

Barnouin, O. S., Daly, M. G., Palmer, E. E., Gaskell, R. W., Weirich, J. R., Johnson, C. L., Al Asad, M. M., Roberts, J. H., Perry, M. E., Susorney, H. C. M., Daly, R. T., Bierhaus, E. B., Seabrook, J. A., Espiritu, R. C., Nair, A. H., Nguyen, L., Neumann, G. A., Ernst, C. M., Boynton, W. V., Nolan, M. C., Adam, C. D., Moreau, M. C., Rizk, B., Drouet D'Aubigny, C. Y., Jawin, E. R., Walsh, K. J., Michel, P., Schwartz, S. R., Ballouz, R. -L., Mazarico, E. M., Scheeres, D. J., McMahon, J. W., Bottke, W. F., Sugita, S., Hirata, N., Hirata, N., Watanabe, S. -I., Burke, K. N., Dellagiustina, D. N., Bennett, C. A., Lauretta, D. S., Osiris-Rex Team, Highsmith, D. E., Small, J., Vokrouhlický, D., Bowles, N. E., Brown, E., Donaldson Hanna, K. L., Warren, T., Brunet, C., Chicoine, R. A., Desjardins, S., Gaudreau, D., Haltigin, T., Millington-Veloza, S., Rubi, A., Aponte, J., Gorius, N., Lunsford, A., Allen, B., Grindlay, J., Guevel, D., Hoak, D., Hong, J., Schrader, D. L., Bayron, J., Golubov, O., Sánchez, P., Stromberg, J., Hirabayashi, M., Hartzell, C. M., Oliver, S., Rascon, M., Harch, A., Joseph, J., Squyres, S., Richardson, D., Emery, J. P., McGraw, L., Ghent, R., Binzel, R. P., Asad, M. M. Al, Johnson, C. L., Philpott, L., Susorney, H. C. M., Cloutis, E. A., Hanna, R. D., Connolly, H. C., Ciceri, F., Hildebrand, A. R., Ibrahim, E. -M., Breitenfeld, L., Glotch, T., Rogers, A. D., Clark, B. E., Ferrone, S., Thomas, C. A., Campins, H., Fernandez, Y., Chang, W., Cheuvront, A., Trang, D., Tachibana, S., Yurimoto, H., Brucato, J. R., Poggiali, G., Pajola, M., Dotto, E., Epifani, E. Mazzotta, Crombie, M. K., Lantz, C., Izawa, M. R. M., de Leon, J., Licandro, J., Garcia, J. L. Rizos, Clemett, S., Thomas-Keprta, K., van Wal, S., Yoshikawa, M., Bellerose, J., Bhaskaran, S., Boyles, C., Chesley, S. R., Elder, C. M., Farnocchia, D., Harbison, A., Kennedy, B., Knight, A., Martinez-Vlasoff, N., Mastrodemos, N., McElrath, T., Owen, W., Park, R., Rush, B., Swanson, L., Takahashi, Y., Velez, D., Yetter, K., Thayer, C., Adam, C., Antreasian, P., Bauman, J., Bryan, C., Carcich, B., Corvin, M., Geeraert, J., Hoffman, J., Leonard, J. M., Lessac-Chenen, E., Levine, A., McAdams, J., McCarthy, L., Nelson, D., Page, B., Pelgrift, J., Sahr, E., Stakkestad, K., Stanbridge, D., Wibben, D., Williams, B., Williams, K., Wolff, P., Hayne, P., Kubitschek, D., Barucci, M. A., Deshapriya, J. D. P., Fornasier, S., Fulchignoni, M., Hasselmann, P., Merlin, F., Praet, A., Bierhaus, E. B., Billett, O., Boggs, A., Buck, B., Carlson-Kelly, S., Cerna, J., Chaffin, K., Church, E., Coltrin, M., Daly, J., Deguzman, A., Dubisher, R., Eckart, D., Ellis, D., Falkenstern, P., Fisher, A., Fisher, M. E., Fleming, P., Fortney, K., Francis, S., Freund, S., Gonzales, S., Haas, P., Hasten, A., Hauf, D., Hilbert, A., Howell, D., Jaen, F., Jayakody, N., Jenkins, M., Johnson, K., Lefevre, M., Ma, H., Mario, C., Martin, K., May, C., McGee, M., Miller, B., Miller, C., Miller, G., Mirfakhrai, A., Muhle, E., Norman, C., Olds, R., Parish, C., Ryle, M., Schmitzer, M., Sherman, P., Skeen, M., Susak, M., Sutter, B., Tran, Q., Welch, C., Witherspoon, R., Wood, J., Zareski, J., Arvizu-Jakubicki, M., Asphaug, E., Audi, E., Ballouz, R. -L., Bandrowski, R., Becker, K. J., Becker, T. L., Bendall, S., Bennett, C. A., Bloomenthal, H., Blum, D., Boynton, W. V., Brodbeck, J., Burke, K. N., Chojnacki, M., Colpo, A., Contreras, J., Cutts, J., D'Aubigny, C. Y. Drouet, Dean, D., Dellagiustina, D. N., Diallo, B., Drinnon, D., Drozd, K., Enos, H. L., Enos, R., Fellows, C., Ferro, T., Fisher, M. R., Fitzgibbon, G., Fitzgibbon, M., Forelli, J., Forrester, T., Galinsky, I., Garcia, R., Gardner, A., Golish, D. R., Habib, N., Hamara, D., Hammond, D., Hanley, K., Harshman, K., Hergenrother, C. W., Herzog, K., Hill, D., Hoekenga, C., Hooven, S., Howell, E. S., Huettner, E., Janakus, A., Jones, J., Kareta, T. R., Kidd, J., Kingsbury, K., Balram-Knutson, S. S., Koelbel, L., Kreiner, J., Lambert, D., Lauretta, D. S., Lewin, C., Lovelace, B., Loveridge, M., Lujan, M., Maleszewski, C. K., Malhotra, R., Marchese, K., McDonough, E., Mogk, N., Morrison, V., Morton, E., Munoz, R., Nelson, J., Nolan, M. C., Padilla, J., Pennington, R., Polit, A., Ramos, N., Reddy, V., Riehl, M., Rizk, B., Roper, H. L., Salazar, S., Schwartz, S. R., Selznick, S., Shultz, N., Smith, P. H., Stewart, S., Sutton, S., Swindle, T., Tang, Y. H., Westermann, M., Wolner, C. W. V., Worden, D., Zega, T., Zeszut, Z., Bjurstrom, A., Bloomquist, L., Dickinson, C., Keates, E., Liang, J., Nifo, V., Taylor, A., Teti, F., Caplinger, M., Bowles, H., Carter, S., Dickenshied, S., Doerres, D., Fisher, T., Hagee, W., Hill, J., Miner, M., Noss, D., Piacentine, N., Smith, M., Toland, A., Wren, P., Bernacki, M., Munoz, D. Pino, Watanabe, S. -I., Sandford, S. A., Aqueche, A., Ashman, B., Barker, M., Bartels, A., Berry, K., Bos, B., Burns, R., Calloway, A., Carpenter, R., Castro, N., Cosentino, R., Donaldson, J., Dworkin, J. P., Cook, J. Elsila, Emr, C., Everett, D., Fennell, D., Fleshman, K., Folta, D., Gallagher, D., Garvin, J., Getzandanner, K., Glavin, D., Hull, S., Hyde, K., Ido, H., Ingegneri, A., Jones, N., Kaotira, P., Lim, L. F., Liounis, A., Lorentson, C., Lorenz, D., Lyzhoft, J., Mazarico, E. M., Mink, R., Moore, W., Moreau, M., Mullen, S., Nagy, J., Neumann, G., Nuth, J., Poland, D., Reuter, D. C., Rhoads, L., Rieger, S., Rowlands, D., Sallitt, D., Scroggins, A., Shaw, G., Simon, A. A., Swenson, J., Vasudeva, P., Wasser, M., Zellar, R., Grossman, J., Johnston, G., Morris, M., Wendel, J., Burton, A., Keller, L. P., McNamara, L., Messenger, S., Nakamura-Messenger, K., Nguyen, A., Righter, K., Queen, E., Bellamy, K., Dill, K., Gardner, S., Giuntini, M., Key, B., Kissell, J., Patterson, D., Vaughan, D., Wright, B., Gaskell, R. W., Le Corre, L., Li, J. -Y., Molaro, J. L., Palmer, E. E., Siegler, M. A., Tricarico, P., Weirich, J. R., Zou, X. -D., Ireland, T., Tait, K., Bland, P., Anwar, S., Bojorquez-Murphy, N., Christensen, P. R., Haberle, C. W., Mehall, G., Rios, K., Franchi, I., Rozitis, B., Beddingfield, C. B., Marshall, J., Brack, D. N., French, A. S., McMahon, J. W., Scheeres, D. J., Jawin, E. R., McCoy, T. J., Russell, S., Killgore, M., Bottke, W. F., Hamilton, V. E., Kaplan, H. H., Walsh, K. J., Bandfield, J. L., Clark, B. C., Chodas, M., Lambert, M., Masterson, R. A., Daly, M. G., Freemantle, J., Seabrook, J. A., Barnouin, O. S., Craft, K., Daly, R. T., Ernst, C., Espiritu, R. C., Holdridge, M., Jones, M., Nair, A. H., Nguyen, L., Peachey, J., Perry, M. E., Plescia, J., Roberts, J. H., Steele, R., Turner, R., Backer, J., Edmundson, K., Mapel, J., Milazzo, M., Sides, S., Manzoni, C., May, B., Delbo', M., Libourel, G., Michel, P., Ryan, A., Thuillet, F., & Marty, B. 2020, Nature Geoscience. Author Correction: Shape of (101955) Bennu indicative of a rubble pile with internal stiffness

Hergenrother, C. W., Maleszewski, C., Li, J. -Y., Pajola, M., Chesley, S. R., French, A. S., Davis, A. B., Pelgrift, J. Y., Leonard, J. M., Shelly, F., Liounis, A. J., Becker, K., Balram-Knutson, S. S., Garcia, R., Kareta, T. R., Adam, C., Alkiek, K., Bos, B. J., Brozović, M., Burke, K. N., Christensen, E., Clark, B. E., DellaGiustina, D. N., Drouet d'Aubigny, C., Farnocchia, D., Howell, E. S., Jacobson, R. A., Kidd, J. N., Lessac-Chenen, E. J., Melikyan, R., Nolan, M. C., Park, R. S., Selznick, S., Rizk, B., & Lauretta, D. S. 2020, Journal of Geophysical Research (Planets). Photometry of Particles Ejected From Active Asteroid (101955) Bennu

Lewin, Collin D., Howell, Ellen S., Vervack, Ronald J., Fernández, Yanga R., Magri, Christopher, Marshall, Sean E., Crowell, Jenna L., & Hinkle, Mary L. 2020, The Astronomical Journal. Near-infrared Spectral Characterization of Solar-type Stars in the Northern Hemisphere

Barucci, M. A., Hasselmann, P. H., Praet, A., Fulchignoni, M., Deshapriya, J. D. P., Fornasier, S., Merlin, F., Clark, B. E., Simon, A. A., Hamilton, V. E., Emery, J. P., Howell, E. S., Brucato, J. R., Cloutis, E. A., Zou, X. D., Li, J. -Y., Michel, P., Ferrone, S., Poggiali, G., Reuter, D. C., DellaGiustina, D. N., & Lauretta, D. S. 2020, Astronomy and Astrophysics. OSIRIS-REx spectral analysis of (101955) Bennu by multivariate statistics

Takir, Driss, Kareta, Theodore, Emery, Joshua P., Hanuš, Josef, Reddy, Vishnu, Howell, Ellen S., Rivkin, Andrew S., & Arai, Tomoko 2020, Nature Communications. Near-infrared observations of active asteroid (3200) Phaethon reveal no evidence for hydration

Kaplan, Hannah H., Hamilton, Victoria E., Howell, Ellen S., Scott Anderson, F., Barrucci, M. Antonella, Brucato, John, Burbine, Thomas H., Clark, Beth E., Cloutis, Ed A., Connolly, Harold C., Dotto, Elisabetta, Emery, Joshua P., Fornasier, Sonia, Lantz, Cateline, Lim, Lucy F., Merlin, Frederic, Praet, Alice, Reuter, Dennis C., Sandford, Scott A., Simon, Amy A., Takir, Driss, & Lauretta, Dante S. 2020, Meteoritics and Planetary Science. Visible-near infrared spectral indices for mapping mineralogy and chemistry with OSIRIS-REx

Busch, Michael W., Ostro, Steven J., Benner, Lance A. M., Brozovic, Marina, Giorgini, Jon D., Jao, Joseph, Scheeres, Daniel J., Magri, Christopher, Nolan, Michael C., Howell, Ellen S., Taylor, Patrick A., Margot, Jean-Luc, & Brisken, Walter 2019, Icarus. Corrigendum to "Radar observations and the shape of near-Earth asteroid 2008 EV5" [ICARUS 212 (2011) 649-660]

Rożek, A., Lowry, S. C., Nolan, M. C., Taylor, P. A., Benner, L. A. M., Fitzsimmons, A., Zegmott, T. J., Weissman, P. R., Green, S. F., Rozitis, B., Snodgrass, C., Smythe, W. D., Hicks, M. D., Howell, E. S., Virkki, A. K., Aponte-Hernandez, B., Rivera-Valentín, E. G., Rodriguez-Ford, L. A., Zambrano-Marin, L. F., Brozović, M., Naidu, S. P., Giorgini, J. D., Snedeker, L. G., Jao, J. S., & Ghigo, F. D. 2019, Astronomy and Astrophysics. Shape model and spin-state analysis of PHA contact binary (85990) 1999 JV6 from combined radar and optical observations

Virkki, A., Zubko, E., Nolan, M. C., Howell, E. S., Benner, L. A. M., & Harmon, J. K. 2019, Icarus. Decimeter-scale particle characterization in the coma of 73P/Schwassmann-Wachmann 3 using dual-wavelength radar observations

Rivkin, Andrew S., Howell, Ellen S., & Emery, Joshua P. 2019, Journal of Geophysical Research (Planets). Infrared Spectroscopy of Large, Low-Albedo Asteroids: Are Ceres and Themis Archetypes or Outliers?

Lauretta, D. S., Dellagiustina, D. N., Bennett, C. A., Golish, D. R., Becker, K. J., Balram-Knutson, S. S., Barnouin, O. S., Becker, T. L., Bottke, W. F., Boynton, W. V., Campins, H., Clark, B. E., Connolly, H. C., Drouet D'Aubigny, C. Y., Dworkin, J. P., Emery, J. P., Enos, H. L., Hamilton, V. E., Hergenrother, C. W., Howell, E. S., Izawa, M. R. M., Kaplan, H. H., Nolan, M. C., Rizk, B., Roper, H. L., Scheeres, D. J., Smith, P. H., Walsh, K. J., Wolner, C. W. V., & Osiris-Rex Team 2019, Nature. The unexpected surface of asteroid (101955) Bennu

Barnouin, O. S., Daly, M. G., Palmer, E. E., Gaskell, R. W., Weirich, J. R., Johnson, C. L., Al Asad, M. M., Roberts, J. H., Perry, M. E., Susorney, H. C. M., Daly, R. T., Bierhaus, E. B., Seabrook, J. A., Espiritu, R. C., Nair, A. H., Nguyen, L., Neumann, G. A., Ernst, C. M., Boynton, W. V., Nolan, M. C., Adam, C. D., Moreau, M. C., Rizk, B., Drouet D'Aubigny, C. Y., Jawin, E. R., Walsh, K. J., Michel, P., Schwartz, S. R., Ballouz, R. -L., Mazarico, E. M., Scheeres, D. J., McMahon, J. W., Bottke, W. F., Sugita, S., Hirata, N., Hirata, N., Watanabe, S. -I., Burke, K. N., Dellagiustina, D. N., Bennett, C. A., Lauretta, D. S., Osiris-Rex Team, Highsmith, D. E., Small, J., Vokrouhlický, D., Bowles, N. E., Brown, E., Donaldson Hanna, K. L., Warren, T., Brunet, C., Chicoine, R. A., Desjardins, S., Gaudreau, D., Haltigin, T., Millington-Veloza, S., Rubi, A., Aponte, J., Gorius, N., Lunsford, A., Allen, B., Grindlay, J., Guevel, D., Hoak, D., Hong, J., Schrader, D. L., Bayron, J., Golubov, O., Sánchez, P., Stromberg, J., Hirabayashi, M., Hartzell, C. M., Oliver, S., Rascon, M., Harch, A., Joseph, J., Squyres, S., Richardson, D., Emery, J. P., McGraw, L., Ghent, R., Binzel, R. P., Asad, M. M. Al, Johnson, C. L., Philpott, L., Susorney, H. C. M., Cloutis, E. A., Hanna, R. D., Connolly, H. C., Ciceri, F., Hildebrand, A. R., Ibrahim, E. -M., Breitenfeld, L., Glotch, T., Rogers, A. D., Clark, B. E., Ferrone, S., Thomas, C. A., Campins, H., Fernandez, Y., Chang, W., Cheuvront, A., Trang, D., Tachibana, S., Yurimoto, H., Brucato, J. R., Poggiali, G., Pajola, M., Dotto, E., Epifani, E. Mazzotta, Crombie, M. K., Lantz, C., Izawa, M. R. M., de Leon, J., Licandro, J., Garcia, J. L. Rizos, Clemett, S., Thomas-Keprta, K., van Wal, S., Yoshikawa, M., Bellerose, J., Bhaskaran, S., Boyles, C., Chesley, S. R., Elder, C. M., Farnocchia, D., Harbison, A., Kennedy, B., Knight, A., Martinez-Vlasoff, N., Mastrodemos, N., McElrath, T., Owen, W., Park, R., Rush, B., Swanson, L., Takahashi, Y., Velez, D., Yetter, K., Thayer, C., Adam, C., Antreasian, P., Bauman, J., Bryan, C., Carcich, B., Corvin, M., Geeraert, J., Hoffman, J., Leonard, J. M., Lessac-Chenen, E., Levine, A., McAdams, J., McCarthy, L., Nelson, D., Page, B., Pelgrift, J., Sahr, E., Stakkestad, K., Stanbridge, D., Wibben, D., Williams, B., Williams, K., Wolff, P., Hayne, P., Kubitschek, D., Barucci, M. A., Deshapriya, J. D. P., Fornasier, S., Fulchignoni, M., Hasselmann, P., Merlin, F., Praet, A., Bierhaus, E. B., Billett, O., Boggs, A., Buck, B., Carlson-Kelly, S., Cerna, J., Chaffin, K., Church, E., Coltrin, M., Daly, J., Deguzman, A., Dubisher, R., Eckart, D., Ellis, D., Falkenstern, P., Fisher, A., Fisher, M. E., Fleming, P., Fortney, K., Francis, S., Freund, S., Gonzales, S., Haas, P., Hasten, A., Hauf, D., Hilbert, A., Howell, D., Jaen, F., Jayakody, N., Jenkins, M., Johnson, K., Lefevre, M., Ma, H., Mario, C., Martin, K., May, C., McGee, M., Miller, B., Miller, C., Miller, G., Mirfakhrai, A., Muhle, E., Norman, C., Olds, R., Parish, C., Ryle, M., Schmitzer, M., Sherman, P., Skeen, M., Susak, M., Sutter, B., Tran, Q., Welch, C., Witherspoon, R., Wood, J., Zareski, J., Arvizu-Jakubicki, M., Asphaug, E., Audi, E., Ballouz, R. -L., Bandrowski, R., Becker, K. J., Becker, T. L., Bendall, S., Bennett, C. A., Bloomenthal, H., Blum, D., Boynton, W. V., Brodbeck, J., Burke, K. N., Chojnacki, M., Colpo, A., Contreras, J., Cutts, J., D'Aubigny, C. Y. Drouet, Dean, D., Dellagiustina, D. N., Diallo, B., Drinnon, D., Drozd, K., Enos, H. L., Enos, R., Fellows, C., Ferro, T., Fisher, M. R., Fitzgibbon, G., Fitzgibbon, M., Forelli, J., Forrester, T., Galinsky, I., Garcia, R., Gardner, A., Golish, D. R., Habib, N., Hamara, D., Hammond, D., Hanley, K., Harshman, K., Hergenrother, C. W., Herzog, K., Hill, D., Hoekenga, C., Hooven, S., Howell, E. S., Huettner, E., Janakus, A., Jones, J., Kareta, T. R., Kidd, J., Kingsbury, K., Balram-Knutson, S. S., Koelbel, L., Kreiner, J., Lambert, D., Lauretta, D. S., Lewin, C., Lovelace, B., Loveridge, M., Lujan, M., Maleszewski, C. K., Malhotra, R., Marchese, K., McDonough, E., Mogk, N., Morrison, V., Morton, E., Munoz, R., Nelson, J., Nolan, M. C., Padilla, J., Pennington, R., Polit, A., Ramos, N., Reddy, V., Riehl, M., Rizk, B., Roper, H. L., Salazar, S., Schwartz, S. R., Selznick, S., Shultz, N., Smith, P. H., Stewart, S., Sutton, S., Swindle, T., Tang, Y. H., Westermann, M., Wolner, C. W. V., Worden, D., Zega, T., Zeszut, Z., Bjurstrom, A., Bloomquist, L., Dickinson, C., Keates, E., Liang, J., Nifo, V., Taylor, A., Teti, F., Caplinger, M., Bowles, H., Carter, S., Dickenshied, S., Doerres, D., Fisher, T., Hagee, W., Hill, J., Miner, M., Noss, D., Piacentine, N., Smith, M., Toland, A., Wren, P., Bernacki, M., Munoz, D. Pino, Watanabe, S. -I., Sandford, S. A., Aqueche, A., Ashman, B., Barker, M., Bartels, A., Berry, K., Bos, B., Burns, R., Calloway, A., Carpenter, R., Castro, N., Cosentino, R., Donaldson, J., Dworkin, J. P., Cook, J. Elsila, Emr, C., Everett, D., Fennell, D., Fleshman, K., Folta, D., Gallagher, D., Garvin, J., Getzandanner, K., Glavin, D., Hull, S., Hyde, K., Ido, H., Ingegneri, A., Jones, N., Kaotira, P., Lim, L. F., Liounis, A., Lorentson, C., Lorenz, D., Lyzhoft, J., Mazarico, E. M., Mink, R., Moore, W., Moreau, M., Mullen, S., Nagy, J., Neumann, G., Nuth, J., Poland, D., Reuter, D. 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