Engel, L., Thal, S., & Bright, S. (2022). Psychedelic forum member preferences for carer experience and consumption behaviour: Can ‘trip sitters’ help inform psychedelic harm reduction services? Contemporary Drug Problems, https://doi.org/10.1177/00914509221121420


Thal, S., Engel, L. & Bright, S. (2022). Sober sitter or coconsumer? Psychedelics, online forums and preferences for interpersonal interactions, Addiction Research & Theory, https://doi.org/10.1080/16066359.2022.2065268


Thal, S., Engel, L. & Bright, S. (2022). Presence, trust, empathy: Preferred characteristics of psychedelic carers. Journal of Humanistic Psychology, https://doi.org/10.1177/00221678221081380


Barratt, M., Lamy, F., Engel, L., Davies, E., Puljevic, C., Ferris, J., & Winstock A. (2022). Exploring Televend, an innovative combination of cryptomarket and messaging app technologies for trading prohibited drugs. Drug and Alcohol Dependence, https://doi.org/10.1016/j.drugalcdep.2021.109243


Engel, L., Bright, S., Barratt, M. J., & Allen, M. (2020). Positive drug stories: possibilities for agency and positive subjectivity for harm reduction. Addiction Research and Theory, https://doi.org/10.1080/16066359.2020.1837781 


Blatchford, E., Bright S., Engel, L. (2020). Tripping over the other: Could psychedelics increase empathy? Journal of Psychedelic Studies,



Science communication

Engel, L. (2022). Australian San Pedro: A classic clone catalogue. Conference Journal 5, Entheogenesis Australis. In press.


Engel, L. (2022). San pedro lookalikes: Identifying Trichocereus imposters. Entheogenesis Australis. In press. 


Engel, L. (2022). Sitting the trippers. 360info, Monash University.


Engel, L. (2022). The Entheogen Combination Matrix. Entheogenesis Australis.


Engel, L. & Gibson, P. (2022). Indoctrinated by plants (uncut). Entheogenesis Australis.


Gibson, P. & Engel, L. (2022). Indoctrinated by plants. Wonderground.


Engel, L. (2021). Sharing drug stories. Advocate, 4, 6-8.


Engel, L. (2021). Reporting on alcohol & other drugs: Guidelines for Journalists. AOD Media Watch.


Engel, L. & Daze, H. (2021). Coke bottle tek: A terrarium technique. Entheogenesis Australis.


Engel, L. & Winstock, A. (2021). GDS2022: Spikey, succulent psychedelics; San Pedro and Peyote, the mescaline cacti. Global Drug Survey.


Engel, L. (2021). Lophophora conservation reference guide, Entheogenesis Australis.


Engel, L. & Cohen, R. (2021). Cannabis for depression: How Forbes got it wrong, AOD Media Watch.


Engel, L. & Mendelsohn, C. (2021). Demonising vaping: The Tele and APC threaten public health, AOD Media Watch.


Engel, L. (2021). Cannabis concentrates reference guide, Entheogenesis Australis.


Barlow, C. & Engel, L. (2021). How to make a spore print, Entheogenesis Australis.


Barlow, C. (2021). Psilocybe subaeruginosa reference guide, Engel, L. (ed.), Entheogenesis Australis.


Engel, L. (2021). Dr Liam’s Lowdown: Reducing the harms around cannabis concentrates and vaping, User’s News.


Engel, L. (2021). Pot Paparazzi: Shame, stigma and repetition gets Queensland print media through slow news days, AOD Media Watch.


Engel, L. (2020). 60 Minutes try psychedelics and have a surprisingly good trip, AOD Media Watch.


Engel, L. (2019). Have you tried DMT? Erowid, Psychedelic Research in Science and Medicine, Students for Sensible Drug Policy Australia, Australian Psychedelic Society, Entheogenesis Australis, Shaman Australis Botanicals, Erowid, Enpsychedelia.


Engel, L., Eassey, C., Blatchford, E. (2019). People cared for by DanceWize NSW, NSW Users and Aids Association.


Engel, L. (2019) Law enforcement are not drug experts, AOD Media Watch.


Engel, L. (2019) Harm reduction does not promote drug use, AOD Media Watch.


Engel, L., White, M. (2018). We need harm reduction drug education, not drug prevention education, AOD Media Watch.


Engel, L. (2018). ABC disingenuously makes ice the focus of its National Wastewater Drug Monitoring report coverage, AOD Media Watch.



Engel, L. (2022). The San Pedro Appreciation Guide. Tzanetis, S. (ed.), The Mescaline Garden, Australia.


Noll, P. (2022). Trichocereus culture, Engel, L. (ed.), Cactus Jerk, Germany.


Noll, P. (2018). San Pedro Hybrids, Engel, L. (ed.), Trichocereus.net, Germany.



The Lophophora Repository


Dr Monica Barratt


The Global Cannabis Cultivation Consortium


The Psychoactive Acacia Annotated Bibliography


SSDP Australia’s Pill Testing Annotated Bibliography



Engel, L. (2019). An Online Australian Drug Discussion: Illicit drug policy and the Australian Drug Discussion (AusDD) forum, Doctoral Thesis, Canberra University.


Engel, L. (2015). The Self-Critical Politics of Play: Politics as Autotelic, Masters Thesis, Macquarie University.



Carmichael, R., Williams, M., Miles, L., Barlow, C., Jazz, B., van Kleuwen, E., Engel, L., & darklight. (2020) Submission on proposed amendments to the Poisons Standard concerning psilocybin. Entheogenesis Australis.


Carmichael, R., Miles, L., Engel, L., Jazz, B., Barlow, C., van Kleuwen, E., Williams, M., & darklight. (2020) Submission on proposed amendments to the Poisons Standard concerning MDMA. Entheogenesis Australis.


Engel, L., Kent, N., Pierce, A., Blatchford, E., Mclean, G. Stojanovik, M., Tanner, M., Powell, T. (2018) Pill Testing: Position Statement, Students for Sensible Drug Policy Australia.