1. Jerrold Maranan Tubay
University of the Philippines Los Baños
Mathematics Division
Institute of Mathematical Sciences and Physics
Los Baños 4031 Laguna, Philippines
Mobile : +63 927 298 1983
E­mail :​ jmtubay@uplb.edu.ph​,​ jmtubay@up.edu.ph
​Personal Data
Date of Birth: 07 August 1983
Place of Birth: Batangas City, Batangas
Gender: Male
Citizenship: Filipino
Country of permanent residence: Philippines
Native Language: Filipino
Civil Status:
Education
Married
October 1, 2012 – September 18,
2015
Shizuoka University, Japan
Doctor of Science
(Environment and Energy Systems –
Department of Mathematical and Systems Engineering)
­ Environmental Leaders Program scholar
­ Mitsubishi Corporation International Scholar
(2013­2015)
­ Shizuoka University Outstanding Graduate Student
2014
­ Dissertation,​ “Lattice modelling for the dynamics and
biodiversity of plant communities”
June 2005 – November 2009 University of the Philippines Los Baños
Master of Science (Mathematics)
­ Thesis,​ “A fuzzy multiple objective linear programming
model for the optimal allocation of feedstock for
bioethanol production”
June 2000 – April 2004 University of the Philippines Los Baños
Bachelor of Science in Applied Mathematics (Operations
Research option ­​ cum laude​ )
­ Commission on Higher Education (CHED)
Undergraduate Scholar
June 1996 – April 2000 Camiling School for Home Industries

2. ­ Class Valedictorian
­ Specialized in metal works
Work Experience
June 2004 ­ present University of the Philippines Los Baños
Institute of Mathematical Sciences and Physics (IMSP)
Mathematics Division
­ Assistant Professor 6 (September 2015 – present)
­ On study leave (October 2012 – September 2015)
­ Assistant Professor 3 (January 2014 ­ present)
­ Assistant Professor 1 (January 2010 – December 2013)
­ Instructor 5 (April 2008 – January 2010)
­ Instructor 3 (June 2006 – April 2008)
­ Instructor 2 (June 2004 – June 2006)
­ Other responsibilities/positions held​ :
June 2011 – September 2012, IMSP
Coordinator for Research and Extension
June 2006 – April 2010 Head, IMSP Sports
Committee
November 2010 – September 2012 University of the Philippines Los Baños
Department of Human Kinetics
­ Affiliate Judo and Self­Defense Instructor
­ University Judo Team Head Coach
Awards Received
1. Distinguished Poster Award, 2014 Hands­On Research in Complex Systems School, The
Abdus Salam International Centre for Theoretical Physics (June 29 ­ July 11, 2014)
2. Shizuoka University Outstanding Graduate Student 2014
3. UPLB Centennial Faculty Grant (July 1, 2010 – June 30, 2011)
4. FINALIST​ to the PCASTRD 2010 Search for Outstanding Thesis and Dissertation Awards
in the Advanced Science and Technology
List of Publication
1. J. M. Tubay​, R.G. Panopio and G.A. Mendoza. A fuzzy multiple objective linear programming
model for the optimal allocation of feedstock for bioethanol production, UPLB Journal
(JanuaryDecember 2010), Vol. 8, pp. 159­179.
2. J. M. Tubay​, H. Ito, T. Uehara, S. Kakishima, S. Morita, T. Togaashi, K. Tainaka, M. P.
Niraula, B. E. Casareto, Y. Suzuki, J. Yoshimura. The paradox of enrichment in phytoplankton
by induced competitive interactions, Scientific Reports 3 (03 October 2013), Article number:
2835. doi:10.1038/srep02835.
3. J. F. Rabajante,​ J. M. Tubay​, T. Uehara, S. Morita, D. Ebert and J. Yoshimura. Red Queen
dynamics in multi­host and multi­parasite interaction system, Scientific Reports 5, Article
number: 10004. doi:10.1038/srep10004.

3. 4. J. F. Rabajante, A. L. Babierra,​ J. M. Tubay​ and E. C. Jose. Mathematical modeling of cell­fate
specification: From simple to complex epigenetics, Stem Cell Epigenetics 2015; 2: e752. doi:
10.14800/sce.752.
5. J. M. Tubay​, K. Suzuki, T. Uehara, S. Kakishima, H. Ito, A. Ishida, K. Yoshida, S. Mori, J. F.
Rabajante, S. Morita, M. Yokozawa and J. Yoshimura. Microhabitat locality allows multi­species
coexistence in terrestrial plant communities. Scientific Reports 5 (20 October 2015), Article
number: 15376. doi:10.1038/srep15376.
6. Jomar F. Rabajante,​ Jerrold M. Tubay​, Hiromu Ito, Takashi Uehara, Satoshi Kakishima, Satoru
Morita, Jin Yoshimura and Dieter Ebert. Host­parasite Red Queen dynamics with phase­locked
rare genotypes, Science Advances (04 Mar 2016) Vol. 2, no. 3, e1501548,
DOI:10.1126/sciadv.1501548.
7. Destiny S. Lutero, Ellen Marie U. Pangue,​ Jerrold M. Tubay​ and Sharon P. Lubag. A fuzzy
goal programming model for biodiesel production, Journal of Physics: Conference Series Vol.
693, no. 1, 012007, ​http://stacks.iop.org/1742­6596/693/i=1/a=012007​ (2016).
Conferences and Schools Attended
February 23, 2015
ELSU Environmental Leaders Program International Symposium,
BNest, Shizuoka City, Japan
­ Poster presenter, “On the effect of dispersal distance to
diversity in a lattice competition system with microhabitat
heterogeneity”
January, 27­28, 2015
2015 International Symposium toward the Future of Advanced
Researches in Shizuoka University, Hamamatsu City, Shizuoka,
Japan
­ Poster presenter, “The Paradox of Enrichment in
Phytoplankton by Induced Competitive Interactions”
August 25­28, 2014
2014 Workshop for Young Researchers in Mathematical Biology,
Mathematical Biosciences Institute, Ohio State University,
Columbus, OH, USA
­ Summer workshop and Poster presenter
July 28 ­ August 1, 2014
Joint Annual Meeting of the Japanese Society for Mathematical
Biology and the Society for Mathematical Biology, Osaka
International Convention Center, Osaka, Japan
­ Poster presenter
June 29 ­ July 11, 2014 2014 Hands­On Research in Complex Systems School, The Abdus
Salam International Centre for Theoretical Physics, Trieste, Italy
­ Summer school/training and Poster presenter
­ Award, Distinguished Poster
March 9­15, 2014
GSGES JSPS Core­to­Core Program Study Tour to Central
Vietnam,
Kyoto University – Environmental Management Leader Program,
Da Nang and Hue City, Vietnam

4. September 24­27, 2013 Fall International Seminar on Global and Regional Environmental
Issues, Shizuoka University, Shizuoka City, Shizuoka, Japan
­​ Oral presenter, “The paradox of enrichment in phytoplankton by
induced competitive interactions”
September 11­13, 2013 2013 Annual Meeting of the Japan Society of Mathematical
Biology, Shizuoka University Hamamatsu Campus, Hamamatsu
City, Shizuoka, Japan
March 5­9, 2013 The 60th Annual Meeting of the Ecological Society of Japan,
Shizuoka City, Shizuoka, Japan.
December 19­22, 2011 2011 International Conference in Mathematics and Applications
(ICMA­UEL), University of Economics and Law, Vietnam
National
University, Ho Chi Minh City, Vietnam
­​ Oral presenter, “A Fuzzy Goal Programming Approach to
Agricultural Land Allocation for Jatropha (​Jathropa curcas)
Propagation for Biodiesel Production”
May 20­21, 2010 2010 Mathematical Society of the Philippines National
Convention,
Montebello Hotel, Cebu City, Philippines
­​ Oral presenter, “A Fuzzy Goal Programming Approach for the
Optimal Allocation of Coconut and Jathropa for Biodiesel
Production”
November 13, 2009 3​rd​
Operations Research Society of the Philippines National
Conference, Dusit Thani Hotel, Makati City, Philippines
­ Oral presenter, “A Fuzzy Multiple Objective Linear
Programming
Model for the Optimal Allocation of Feedstock for Bioethanol
Production”
July 13­15, 2009 29​th​
Annual Philippine­American Academy for Science and
Engineering (PAASE) Meeting and Symposium, Ateneo de Manila
University, Quezon City, Philippines
­​ Oral presenter, “Allocating Biofuel Feedstocks for Ethanol:
A Fuzzy Optimization Model”
Eligibility Civil Service Professional (Presidential Decree 907, Exemption
from
the Civil Service Examination of Honor Graduates)
Language Filipino and English – very proficient in oral and written
communication
Special Skills Proficient in FORTRAN and C programming, LaTeX applications,
MS Office applications (Word, Excel, PowerPoint, etc.)
1​st
Dan Black Belt Judo​, Philippine Judo Federation, Judo Union
of
Asia and International Judo Federation

5. Affiliations
July 2014 – present Student Member, The Society for Mathematical Biology
September 2013 – present Student Member, Japan Society for Mathematical Biology
May 2010 – present Member, Mathematical Society of the Philippines
June 2005 – present Member, Operations Research Society of the Philippines
January 2004 – present Member, Philippine Judo Federation
Member, Judo Union of Asia
Member, International Judo Federation
References
(1) Jin Yoshimura, Ph. D.
Professor
Department of Mathematical and Systems Engineering,
Graduate School of Science and Technology
Shizuoka University, Hamamatsu City, Japan
Marine Biosystems Research Center
Chiba University
Uchiura, Kamogawa, Chiba, Japan
Department of Environmental and Forest Biology
State University of New York College of Environmental Science and Forestry
Syracuse, NY, USA
jin@sys.eng.shizuoka.ac.jp
(2) Rolando G. Panopio, M.Sc.
Professor, Insitute of Mathematical Sciences and Physics
Assistant to the Vice­Chancellor for Instruction, Office of the Vice­Chancellor for Instruction,
University of the Philippines Los Baños, Philippines
rolygpanopio@yahoo.com
(3) Guillermo A. Mendoza, Ph. D.
Associate Professor Emeritus
Department of Natural Resources and Environmental Sciences,
College of Agricultural, Consumer and Environmental Sciences,
University of Illinois, Urbana, Illinois, USA
gamendoz@illinois.edu​,​ ​gamendoz@uiuc.edu​,​ gilamendoza@yahoo.com