Dr Jonathan Godfrey staff profile picture

Contact details +64 (06) 356 9099  ext. 84604

Dr Jonathan Godfrey BBS, BSc, MInfSc, PhD

Senior Lecturer

Institute of Fundamental Sciences

Professional

Contact details

  • Ph: +6469517604
    Location: 3.15, Science Tower B
    Campus: Turitea

Qualifications

  • BBS - Massey University (1994)
  • BSc - Massey University (1996)
  • MInfSc - Massey University (1999)
  • PhD - Massey University (2004)

Research Expertise

Research Interests

Experimental design

Missing data

Accessibility of software

Thematics

21st Century Citizenship

Area of Expertise

Field of research codes
Agricultural And Veterinary Sciences (070000):
Biological Sciences (060000):
Computer Software (080300): Data Format (080400):
Ecology (060200):
Education (130000): Education Assessment and Evaluation (130303): Educational Technology and Computing (130306):
Information And Computing Sciences (080000): Markup Languages (080404):
Mathematical Sciences (010000):
Open Software (080306):
Special Education and Disability (130312): Specialist Studies in Education (130300):
Statistics (010400):
Zoology (060800)

Keywords

Blindness

Experimental Design

Missing Data

Consulting

Research Projects

Summary of Research Projects

Position Current Completed
Project Leader 1 2

Research Outputs

Journal

Fullard, LA., Davies, CE., Neather, AC., Breard, ECP., Godfrey, AJR., & Lube, G. (2017). Testing steady and transient velocity scalings in a silo. Advanced Powder Technology.
[Journal article]Authored by: Davies, C., Fullard, L., Godfrey, A.
Premarathna, LPND., Godfrey, AJR., & Govindaraju, K. (2017). Control charts for paired differences: d¯ and S<inf>d</inf> charts. Quality and Reliability Engineering International. 33(8), 1843-1854
[Journal article]Authored by: Godfrey, A., Govindaraju, K.
Premarathna, N., Godfrey, AJR., & Govindaraju, K. (2016). Decomposition of stock market trade-offs using Shewhart methodology. International Journal of Quality and Reliability Management. 33(9), 1311-1331
[Journal article]Authored by: Godfrey, A., Govindaraju, K.
Prisk, D., Jonathan Godfrey, AR., & Lawrence, A. (2016). Emergency Department length of stay for maori and european patients in New Zealand. Western Journal of Emergency Medicine. 17(4)
[Journal article]Authored by: Godfrey, A.
Godfrey, AJR., Russell, GKG., & Betz-Stablein, BD. (2016). Monitoring acute and chronic kidney failure using statistical process control techniques. Quality Engineering. 28(2), 184-192
[Journal article]Authored by: Godfrey, A.
Giltrap, DL., & Godfrey, AJR. (2016). The effects of spatial variability of nitrous oxide emissions from grazed pastures on the sampling distribution of chamber measurements. Journal of Agricultural Science. 154(2), 223-241
[Journal article]Authored by: Godfrey, A.
Godfrey, AJR., & Loots, MT. (2015). Advice from blind teachers on how to teach statistics to blind students. Journal of Statistics Education. 23(3)
[Journal article]Authored by: Godfrey, A.
Pierce, J., Legg, S., Godfrey, AJR., & Kawabata, E. (2015). The effects of introducing adjustable height desks in an office setting on workplace and leisure physical activity levels – a randomised control field trial.. Ergonomics.
[Journal article]Authored by: Godfrey, A., Legg, S.
Fitness, JL., Morgan-Richards, M., Ball, OJP., Godfrey, AJR., & Trewick, SA. (2015). Improved resolution of cave weta diversity (Orthoptera: Rhaphidophoridae): ecological implications for Te Paki, Far North, New Zealand. New Zealand Journal of Zoology. 42(1), 1-16
[Journal article]Authored by: Godfrey, A.
Godfrey, AJR., & Loots, MT. (2014). Statistical software (R,SAS, SPSS, and Minitab) for blind students and practitioners. Journal of Statistical Software, Software Reviews. 58(1), 1-25 Retrieved from http://www.jstatsoft.org/v58/s01/paper
[Journal article]Authored by: Godfrey, A.
Godfrey, AJR. (2013). Statistical software from a blind person's perspective: R is the best, but we can make it better. The R Journal. 5(1), 73-79
[Journal article]Authored by: Godfrey, A.
Godfrey, AJR., & Brunning, DM. (2009). Reconciling true and incurred costs of blindness in New Zealand. Social Policy Journal of New Zealand. (36), 208-216
[Journal article]Authored by: Godfrey, A.
Nicholas, MA., Godfrey, AJR., Wood, GR., Qiao, CG., & Ganesalingam, S. (2002). An improved imputation method for incomplete GxE trial data for asparagus. Acta Horticulturae et Regiotecturae: the scientific journal for horticulture, landscape engineering, architecture and ecology. 589, 111-116
[Journal article]Authored by: Godfrey, A.
Godfrey, AJR., & Erhardt, R. (2014). Addendum to "statistical software from a blind person's perspective". R Journal. 6(1), 182
[Journal article]Authored by: Godfrey, A.
Bulgarella, M., Trewick, SA., Godfrey, AJR., Sinclair, BJ., & Morgan-Richards, M. (2015). Elevational variation in adult body size and growth rate but not in metabolic rate in the tree weta Hemideina crassidens. Journal of Insect Physiology. 75, 30-38
[Journal article]Authored by: Godfrey, A., Morgan-Richards, M., Trewick, S.
Minards, NA., Trewick, SA., Godfrey, AJR., & Morgan-Richards, M. (2014). Convergent local adaptation in size and growth rate but not metabolic rate in a pair of parapatric Orthoptera species. Biological Journal of the Linnean Society. 113(1), 123-135
[Journal article]Authored by: Godfrey, A., Trewick, S.
Kant, R., Trewick, SA., Sandanayaka, WRM., Godfrey, AJR., & Minor, MA. (2012). Effects of multiple matings on reproductive fitness of male and female diaeretiella rapae. Entomologia Experimentalis et Applicata. 145(3), 215-221
[Journal article]Authored by: Godfrey, A., Minor, M.
Govindaraju, K., & Godfrey, AJ. (2011). Analysis of stock market volatility using Shewhart methodology. Total Quality Management and Business Excellence. 22(4), 425-432
[Journal article]Authored by: Godfrey, A., Govindaraju, K.
Godfrey, JJ., Wood, GR., Ganesalingam, S., Nichols, MA., & Qiao, CG. (2002). Two-stage clustering in genotype-by-environment analyses with missing data. Journal of Agricultural Science. 139(1), 67-77
[Journal article]Authored by: Godfrey, A.
Forsyth, SF., Guilford, WG., Haslett, SJ., & Godfrey, J. (1998). Endoscopy of the gastroduodenal mucosa after carprofen, meloxicam and ketoprofen administration in dogs. Journal of Small Animal Practice. 39(9), 421-424
[Journal article]Authored by: Godfrey, A.

Book

Godfrey, AJR.(2017). LURN: Let's use R now. Palmerston North , New Zealand: Institute of Fundamental Sciences, Massey University
[Authored Book]Authored by: Godfrey, A.
Godfrey, AJR.(2017). Braille R in action. Palmerston North , New Zealand: Institute of Fundamental Sciences, Massey University
[Authored Book]Authored by: Godfrey, A.
Godfrey, AJR.(2016). LURN: Let's use R now. Palmerston North, New Zealand: Institute of Fundamental Sciences, Massey University
[Authored Book]Authored by: Godfrey, A.
Godfrey, AJR.(2013). Mind on Statistics R Technical Manual.
[Authored Book]Authored by: Godfrey, A.
Godfrey, AJR.(2012). Utts and Heckard's mind on statistics: Asia-Pacific edition R technical manual. New Zealand: Institute of Fundamental Sciences, Massey University
[Authored Book]Authored by: Godfrey, A.
Godfrey, AJR.(2012). DRUGS: Demonstrating R using graphics and statistics. New Zealand: Institute of Fundamental Sciences, Massey University
[Authored Book]Authored by: Godfrey, A.
Godfrey, AJR.(2010). LURN: Let's use R now.... New Zealand: Institute of Fundamental Sciences, Massey University
[Authored Book]Authored by: Godfrey, A.

Creative Work

Godfrey, AJR. (2015). BrailleR: Improved access for blind users 2015.
[Software / Code]Authored by: Godfrey, A.
Wu, H., Godfrey, AJR., & Govindaraju, K. (2014). ExtDist: Extended Probability Distribution Functions.
[Software / Code]Authored by: Godfrey, A., Govindaraju, K.
Godfrey, AJR. (2013). MindOnStats: Data sets included in Utts and Heckard's Mind on Statistics.
[Software / Code]Authored by: Godfrey, A.
Godfrey, AJR., & Govindaraju, K. (2013). Functions for Acceptance Sampling Ideas originated by H.F. Dodge.
[Software / Code]Authored by: Godfrey, A., Govindaraju, K.

Thesis

Godfrey, JJ. (2004). Dealing with sparsity in genotype + environment analyses. (Doctoral Thesis, Massey University)
[Doctoral Thesis]Authored by: Godfrey, A.

Conference

Godfrey, AJR. (2017, July). Interactive graphs for blind and print disabled people. Presented at UseR!2017
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2017, July). Effectiveness and efficiency of blind students at university: Lessons from experience. Presented at Second Blind Science Conference. Roosendaal, The Netherlands.
[Conference Oral Presentation]Authored by: Godfrey, A.
Fitzpatrick, D., Godfrey, AJR., & Sorge, V.Producing accessible statistics diagrams in R. Proceedings of the 14th Web for All Conference, W4A 2017.
[Conference]Authored by: Godfrey, A.
Godfrey, AJR., & Murrell, P. (2016). Statistical graphs made tactile. In K. Yamaguchi, & M. Suzuki (Eds.) Proceedings of the International Workshop on Digitization and E-Inclusion in Mathematics and Science 2016. (pp. 69 - 74).
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, AJR., & Curtis, JMP. (2016). Simple authoring of statistical analyses by and for blind people .. In K. Yamaguchi, & M. Suzuki (Eds.) The International Workshop on Digiization and E-Inclusion in Mathematics and Science 2016. (pp. 47 - 54). Kanegawa, Japan
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, AJR. (2015, June). While my base R gently weeps. Presented at UseR!. Aalborg, Denmark.
[Conference Oral Presentation]Authored by: Godfrey, A.
Greenston, M., Cheri, T., Fong, Y., & Godfrey, AJR. (2015). Is just Mr. T good enough? Mace rate using a negative high sensitivity troponin strategy.. Poster session presented at the meeting of Winter Symposium for Emergency Medicine. Alice Springs, Australia
[Conference Poster]Authored by: Godfrey, A.Contributed to by: Godfrey, A.
Morgan-Richards, M., Fitness, JL., Ball, OJP., Godfrey, AJR., & Trewick, SA. (2014). Species ecology - the distribution and abundance of forest invertebrates. Poster session presented at the meeting of The New Zealand Ecological Society Conference, Palmerston North, New Zealand
[Conference Poster]Authored by: Godfrey, A., Morgan-Richards, M., Trewick, S.
Godfrey, AJR., Bulgarella, M., Trewick, SA., & Morgan-Richards, M. (2014, November). Modelling growth of captive tree weta. Presented at New Zealand Ecological Society Conference. Palmerston North, New Zealand.
[Conference Oral Presentation]Authored by: Godfrey, A., Morgan-Richards, M.
Godfrey, AJR., Bulgarella, M., Trewick, SA., & Morgan-Richards, M. (2014, November). Modelling growth of captive tree weta. Presented at 65th Annual Conference of the New Zealand Statistical Association. Wellington, New Zealand.
[Conference Oral Presentation]Authored by: Godfrey, A., Morgan-Richards, M., Trewick, S.
Godfrey, AJR., Russell, GKG., & Betz-Stablein, BD. (2014, July). Monitoring patients with ongoing reduced kidney function. Presented at useR!2014. Los Angeles, USA.
[Conference Oral Presentation]Authored by: Godfrey, A.
Premarathna, LDPN., Godfrey, AJR., & Govindaraju, K. (2014). Analysis of higher order moments in stock returns using Shewhart methodology. Poster session presented at the meeting of HETC Symposium
[Conference Poster]Authored by: Godfrey, A., Govindaraju, K.
Godfrey, AJR. (2014, July). Practical use of R by blind people. Presented at useR!2014. Los Angeles, USA.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2014, July). A review of statistical software for blind students. Presented at 5th Summer University, 2014. Paris, France.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2014, July). Effectiveness and efficiency of blind students at university: Lessons from experience.. Presented at 5th Summer University, 2014. Paris, France.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2013). Blindness in a visual discipline. Poster session presented at the meeting of 64th Annual Conference of the New Zealand Statistical Association
[Conference Poster]Authored by: Godfrey, A.
Godfrey, AJR. (2013, September). Effectiveness and efficiency of blind students at university: Lessons from experience. Presented at 4th Summer University, 2013. Bad Herrenalb, Germany.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2012, February). Putting it all together - a blind person's perspective on document preparation. Presented at Digitization and E-Inclusion in Mathematics and Science Conference. Tokyo, Japan.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2012). Putting it all together - a blind person's perspective on document preparation. In K. Yamaguchi, & M. Suzuki (Eds.) Proceedings of Digitization and E-Inclusion in Mathematics and Science. (pp. 135 - 141).
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, AJR. (2012, February). The BrailleR project. Presented at Digitization and E-Inclusion in Mathematics and Science. Tokyo, Japan.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2012). The BrailleR project. In K. Yamaguchi, & M. Suzuki (Eds.) Proceedings of Digitization and E-Inclusion in Mathematics and Science. (pp. 89 - 95). Japan: Digitization and E-Inclusion in Mathematics and Science
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, .Proceedings of the Disability Research Awareness Day. . Palmerston North, New Zealand
[Conference Other]Authored by: Godfrey, A.Edited by: Godfrey, A.
Godfrey, AJR., Nichols, MA., & Wood, GR. (2001). Imputing missing sweet potato yields in genotypexenvironment analyses. Poster session presented at the meeting of 1st International Conference on Sweet potato: Food and Health for the Future held in Lima, Peru
[Conference Poster]Authored by: Godfrey, A.
Godfrey, AJR., Wood, GR., Nichols, MA., & Currah, L. (2000). Two-stage clustering of onions in the tropics. Poster session presented at the meeting of 3rd International Symposium on Edible alliaceae, Athens, Georgia, USA
[Conference Poster]Authored by: Godfrey, A.
Godfrey, AJR., Wood, GR., Nichols, MA., & Currah, L. (2001). Two-stage clustering of onions in the tropics. Proceedings of the Third International Symposium on Edible Alliaceae. (pp. 213 - 217). University of Georgia, Georgia Center for Continuing Education: Third International Symposium on Edible Alliaceae
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, AJ.Are statistic courses accessable?. (pp. 72 - 80). Japan: The workshop on e-inclusion in mathematics and science 2009 (WEIMS'09)
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, AJ. (2009, December). Are statistics courses accessible?. Presented at The Workshop on E-Inclusion in Mathematics and Science 2009 (WEIMS'09). JST Innovation Plaza Fukuoka, Fukuoka, Japan.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, E., & Godfrey, AJ.Optimising selection methods and criteria for a limited entry degree qualification. : AKO Aotearoa National Centre for Tertiary Teaching Excellence
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, E., & Godfrey, AJ. (2008, November). Optimising selection methods and criteria for a limited entry degree qualification. Presented at AKO Aotearoa National Centre for Tertiary Teaching Excellence. Palmerston North, New Zealand.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJ. (2008, July). What do we really know about Pearson's correlation coefficient?. Presented at Australian Statistics Conference. Melbourne, Australia.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJR. (2008). Work in progress - What do selection criteria tell us about our students?. Proceedings - Frontiers in Education Conference, FIE.
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, AJ., Marshall, BR., & Govindaraju, R. (2008, July). A quality control Analysis for the volatility of stock returns. Presented at Australian Statistics Conference. Melbourne, Australia.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJ. (2006). Decomposition of the mean squared error of dissimilarity measures used for clustering incomplete genotype by environment data. In Australian Statistical Conference / New Zealand Statistical Association Conference(pp. 70). : Statistical Society of Australia Incorporated & New Zealand Statistical Association
[Conference Abstract]Authored by: Godfrey, A.
Godfrey, JJ. (2005, July). Comparing clusterings: Graphic and numeric approaches. Presented at New Zealand Statistical Association Conference. University of Otago, Dunedin, NZ.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, JJ. (2005, July). Evolution of trials programmes: Issues in experimentation. Presented at New Zealand Statistical Association Conference. University of Otago, Dunedin, NZ.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, JJ. (2002, July). Dealing with sparsity in an international trials programme. Presented at 16th Australian Statistical Conference. Canberra, ACT.
[Conference Oral Presentation]Authored by: Godfrey, A.
Nichols, MA., Godfrey, AJR., Wood, GR., Qiao, CG., & Ganesalingam, S.An improved imputation method for incomplete G×E trial data for asparagus. Acta Horticulturae. (pp. 111 - 116). 0567-7572.
[Conference]Authored by: Godfrey, A.
Godfrey, JJ., Nichols, MA., & Wood, GR. (2001). Imputing missing sweet potato yields in genotypexenvironment analyses. Poster session presented at the meeting of 1st International Conference on Sweetpotato: Food and Health for the Future. Universidad Nacional Agraria La Molina, Lima, Peru
[Conference Poster]Authored by: Godfrey, A.
Godfrey, JJ. (2001, December). Two-stage imputation of missing genotype-by-environment data. Presented at International Biometric Society Australasian Region Biennial Conference and New Zealand Statistical Association Annual Conference. Christchurch, NZ.
[Conference Oral Presentation]Authored by: Godfrey, A.
Currah, L., Godfrey, JJ., Nichols, MA., & Wood, GR. (2001). Improving the methods used in collaborative onion trials in order to facilitate genotype + environment analyses: Lessons from experience. Alliums 2000: Proceedings of the Third International Symposium on Edible Alliaceae. (pp. 26 - 31). Athens, GA
[Conference Paper in Published Proceedings]Authored by: Godfrey, A.
Godfrey, JJ., Wood, GR., Nichols, MA., Ganesalingam, S., & Currah, L. (2000, July). Crying over onions: Sparsity in a large genotype-by-environment analysis. Presented at 15th Australian Statistical Conference. Adelaide, SA.
[Conference Oral Presentation]Authored by: Godfrey, A.
Godfrey, AJ., Wood, GR., & Nicolas, MA.(1999). Gotta know your onions or a new approach for clustering cultivars in genotype-environment analysis with sparsity in the data. , New Zealand Statistics Association 50th Anniversary Conference
[Conference Abstract]Authored by: Godfrey, A.

Report

Godfrey, AJR., & Brunning,, D. (2006). Supplementary analysis of the cost of blindness in New Zealand.
[Commissioned Report]Authored by: Godfrey, A.

Consultancy and Languages

Consultancy

  • 2009 - present - Massey, IFS
    Statistics Consulting Service for Postgraduates and Staff at Massey

Languages

  • R
    Last used: Yesterday
    Spoken ability: Excellent
    Written ability: Excellent

Supervision and Teaching

Summary of Doctoral Supervision

Position Current Completed
Supervisor 0 1

Completed Doctoral Supervision

Supervisor of:

Media and Links

Other Links

Massey Contact Centre Mon - Fri 8:30am to 5:00pm 0800 MASSEY (+64 6 350 5701) TXT 5222 contact@massey.ac.nz Web chat Staff Alumni News Māori @ Massey